HI

Hiroshi Ito

SE Seiko Epson: 66 patents #99 of 7,774Top 2%
IBM: 60 patents #1,306 of 70,183Top 2%
Mitsubishi Electric: 55 patents #104 of 25,717Top 1%
TO Toyota: 51 patents #164 of 26,838Top 1%
KT Kabushiki Kaisha Toshiba: 38 patents #555 of 21,451Top 3%
TC Toyoda Gosei Co.: 31 patents #35 of 2,296Top 2%
DC Daiki Co.: 27 patents #2 of 23Top 9%
HI Hitachi: 26 patents #1,179 of 28,497Top 5%
Honda Motor Co.: 19 patents #691 of 21,052Top 4%
KM Kyocera Mita: 19 patents #2 of 763Top 1%
TL Toyota Central R&D Labs: 19 patents #14 of 1,657Top 1%
Canon: 16 patents #4,160 of 19,416Top 25%
Pioneer Electronic: 15 patents #65 of 1,840Top 4%
NE Nec: 12 patents #1,037 of 14,502Top 8%
OL Olympus: 9 patents #529 of 3,097Top 20%
KA Kaneka: 9 patents #105 of 1,525Top 7%
Nichia: 9 patents #210 of 1,531Top 15%
PA Panasonic: 9 patents #2,933 of 21,108Top 15%
SI Sumitomo Rubber Industries: 9 patents #235 of 1,637Top 15%
SO Sony: 7 patents #6,034 of 25,231Top 25%
HC Hitachi Automotive Engineering Co.: 6 patents #9 of 314Top 3%
UN Unknown: 5 patents #3,065 of 83,584Top 4%
HC Hitachi Electronic Devices Co.: 5 patents #12 of 92Top 15%
TW The Japan Steel Works: 5 patents #31 of 643Top 5%
TO Tokico: 4 patents #58 of 359Top 20%
Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
AI Anest Iwata: 4 patents #23 of 71Top 35%
SL Shipley Company, L.L.C.: 4 patents #71 of 401Top 20%
TI Toyota Industries: 4 patents #358 of 1,610Top 25%
KA Kao: 4 patents #816 of 3,221Top 30%
NC Nippondenso Co.: 4 patents #582 of 3,479Top 20%
HD Hitachi Displays: 3 patents #305 of 752Top 45%
Kawasaki: 3 patents #725 of 2,943Top 25%
Kyocera: 3 patents #999 of 3,732Top 30%
TK Toshiba Tec Kabushiki Kaisha: 3 patents #733 of 1,664Top 45%
TC Taiho Kogyo Co.: 3 patents #73 of 332Top 25%
EI Eizo: 3 patents #29 of 112Top 30%
EN Eizo Nanao: 3 patents #2 of 29Top 7%
HA Hitachi Astemo: 3 patents #267 of 1,276Top 25%
Pioneer: 3 patents #574 of 1,730Top 35%
ME Mitsubishi Electric: 3 patents #184 of 959Top 20%
AR Arkray: 3 patents #98 of 354Top 30%
OC Oji Paper Co.: 3 patents #57 of 423Top 15%
JM J-Oil Mills: 3 patents #7 of 66Top 15%
NC Nippon Shokubai Kagaku Kogyo Co.: 3 patents #82 of 341Top 25%
Ngk Spark Plug Co.: 3 patents #540 of 1,594Top 35%
KD Kabushikikaisha Daiki: 3 patents #1 of 7Top 15%
SI Sanshin Industries: 2 patents #147 of 319Top 50%
DI Daikin Industries: 2 patents #1,262 of 2,957Top 45%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
HA Honda Access: 2 patents #40 of 190Top 25%
HK Honda Giken Kogyo K.K.: 2 patents #39 of 311Top 15%
JS Jsr: 2 patents #443 of 1,137Top 40%
KM Kabushiki Kaisha Kawasaki Precision Machinery: 2 patents #6 of 20Top 30%
KE Keihin: 2 patents #128 of 596Top 25%
NC Nippon Shokubai Co.: 2 patents #486 of 1,108Top 45%
NC Nippon Tungsten Co.: 2 patents #24 of 139Top 20%
OS Olympus Medical Systems: 2 patents #325 of 833Top 40%
OC Olympus Optical Co.: 2 patents #1,178 of 2,334Top 55%
PR Promerus: 2 patents #59 of 140Top 45%
RI Riken: 2 patents #375 of 1,824Top 25%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
TC Taiyo Yuden Co.: 2 patents #481 of 959Top 55%
Tdk: 2 patents #1,902 of 3,796Top 55%
TT Tokyo Institute Of Technology: 2 patents #232 of 1,159Top 25%
TO Toshiba: 2 patents #606 of 2,688Top 25%
JR Japanese National Railways: 1 patents #19 of 102Top 20%
JC Japan Vilene Company: 1 patents #56 of 154Top 40%
NI Nidec: 1 patents #568 of 976Top 60%
NK Nippon Hoso Kyokai: 1 patents #306 of 703Top 45%
CH Chelest: 1 patents #8 of 13Top 65%
JD Japan Display: 1 patents #900 of 1,204Top 75%
Bridgestone: 1 patents #1,586 of 2,860Top 60%
IT Itoki: 1 patents #40 of 73Top 55%
HS Hitachi Video And Information Systems: 1 patents #142 of 269Top 55%
AP Avago Technologies Ecbu Ip (Singapore) Pte.: 1 patents #232 of 427Top 55%
Yamaha Motor: 1 patents #1,283 of 2,310Top 60%
OE Omron Tateisi Electronics: 1 patents #264 of 599Top 45%
OC Orient Chemical Industries Co.: 1 patents #67 of 105Top 65%
HC Hitachi Device Engineering Co.: 1 patents #292 of 514Top 60%
HC Hitachi Cable: 1 patents #530 of 1,086Top 50%
PV Pioneer Video: 1 patents #67 of 139Top 50%
YC Yuken Kogyo Co.: 1 patents #9 of 28Top 35%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
RC Rhythm Watch Co.: 1 patents #22 of 62Top 40%
PE Pentax: 1 patents #515 of 761Top 70%
RI Rinnai: 1 patents #85 of 173Top 50%
SS Saginomiya Seisakusho: 1 patents #85 of 162Top 55%
AD Advantest: 1 patents #714 of 1,193Top 60%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
HS Hitachi Automotive Systems: 1 patents #965 of 1,636Top 60%
AP Asahi Kasei Pharma: 1 patents #59 of 115Top 55%
FL Fujitsu Ten Limited: 1 patents #456 of 996Top 50%
SC Sumitomo Bakelite Co.: 1 patents #403 of 790Top 55%
FU Fujikoki: 1 patents #88 of 156Top 60%
EM Emhart: 1 patents #160 of 338Top 50%
DC Du Pont-Mitsui Polychemicals Co.: 1 patents #26 of 53Top 50%
AC Asahi Intecc Co.: 1 patents #72 of 155Top 50%
TA Takata: 1 patents #316 of 608Top 55%
TC Tanabe Seiyaku Co.: 1 patents #222 of 389Top 60%
AC Aisin Aw Co.: 1 patents #1,133 of 2,011Top 60%
TC Tenryu Technics Co.: 1 patents #6 of 14Top 45%
AT Agency Of Industrial Science And Technology: 1 patents #568 of 1,778Top 35%
DC Dow Corning Toray Co.: 1 patents #117 of 258Top 50%
CC Chubu Chelest Co.: 1 patents #10 of 16Top 65%
HH Hitachi High-Technologies: 1 patents #674 of 1,200Top 60%
TK Toshiba Kikai: 1 patents #381 of 713Top 55%
KC Kumagaya Seimitsu Co.: 1 patents #4 of 9Top 45%
KC Konishiroku Photo Industry Co.: 1 patents #532 of 894Top 60%
KC Koken Co.: 1 patents #43 of 123Top 35%
LP Lenovo (Singapore) Pte.: 1 patents #697 of 1,301Top 55%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
Kioxia: 1 patents #1,054 of 1,813Top 60%
KC Kanegafuchi Chemical Industry Co.: 1 patents #86 of 179Top 50%
MK Mitsushita Denki Kabushiki Kaisha: 1 patents #2 of 23Top 9%
NA Nanao: 1 patents #12 of 27Top 45%
KM Kabushikikaisha Nihon M.D.M.: 1 patents #4 of 8Top 50%
📍 Hitachinaka, CA: #1 of 13 inventorsTop 8%
Overall (All Time): #197 of 4,157,543Top 1%
655
Patents All Time

Issued Patents All Time

Showing 576–600 of 655 patents

Patent #TitleCo-InventorsDate
4736198 Multi-color liquid crystal display system Keiichi Tokuyama, Seiji Suda, Osamu Igarashi, Hirohisa Yamamura, Kouzo Katogi +2 more 1988-04-05
RE32626 Microwave generated plasma light source apparatus Kenji Yoshizawa, Hitoshi Kodama, Yoshibumi Minowa, Hirotsugu Komura 1988-03-22
4725298 Method for making low pressure mercury vapor discharge lamp Takao Takeda, Hitoshi Yamazaki, Yoshiteru Taniguchi, Norihiko Tanaka, Minoru Uchida +1 more 1988-02-16
4706113 Contour detecting filter device using PAL samples of composite video signals without separation of luminance signals therefrom Yoshiki Mizutani 1987-11-10
4703227 Low pressure mercury vapor discharge lamp and preparation thereof Takao Takeda, Hitoshi Yamazaki, Yoshiteru Taniguchi, Norihiko Tanaka, Minoru Uchida +1 more 1987-10-27
4697886 Color liquid crystal display device with interdigited segment electrodes Masaru Kugo, Sizuhisa Watanate 1987-10-06
4682519 Hydraulic fluid pressure control device for a continuously variable automobile transmission providing a quick speed change ratio increase Mitsuhiko Okada 1987-07-28
4677461 Contour detecting filter Yoshiki Mizutani 1987-06-30
4675123 Piezoelectric composite material Tsutomu Tsunooka, Shigeo Saito, Takashi Yamamoto 1987-06-23
4673846 Microwave discharge light source apparatus Kenji Yoshizawa, Hirotsugu Komura, Hitoshi Kodama, Kazushi Ohnuki, Isao Shoda +1 more 1987-06-16
4673252 Liquid crystal color display apparatus having fixed and variable color regions Masaru Kugo, Osamu Igarashi, Kozo Katogi, Mamoru Nakamura 1987-06-16
4664481 Liquid crystal display device having fluorescent tube illuminator Masaru Kugo 1987-05-12
4658756 Imaging holding member Tomohiro Kimura 1987-04-21
4657845 Positive tone oxygen plasma developable photoresist Jean M. J. Frechet, Scott A. MacDonald, Carlton G. Willson 1987-04-14
4653863 Liquid crystal display device having louvered filter and strip electrodes Masaru Kugo 1987-03-31
4632464 Rimmed wheels for use in vehicles wheel with stress relief groove for hub bolt Satoru Okamoto 1986-12-30
4627416 Water heater Kanae Aida, Masanobu Shinozaki, Masahiko Koumura, Kazumi Tamada, Katsushi Mizutani 1986-12-09
4622866 Transmission and transmission control device for providing downshifting Shigemichi Yamada, Teruo Akashi 1986-11-18
4616521 Transmission control method providing overlapped engagement of power transmission systems Teruo Akashi, Shigemichi Yamada 1986-10-14
4603596 Actuation system for transmission synchronizer providing regulated engagement pressure Teruo Akashi, Shigemichi Yamada 1986-08-05
4601057 Pattern analyzer Shuji Tsuji, Kazuhiko Saka 1986-07-15
4594908 Transmission with two parallel driving shafts bearing two driving gears each meshed with same driven gear on parallel driven shaft Teruo Akashi, Shigemichi Yamada 1986-06-17
4594916 Method for controlling an engine installed with continuously variable transmission Shigeki Hiramatsu, Mitsuru Takada 1986-06-17
4594528 Thin film electroluminescence device and method of manufacturing the same Yoshito Kawakyu, Toyoki Higuchi 1986-06-10
4589532 Speed selection means for vehicle transmission system providing either manual or fully automatic operation Shigemichi Yamada 1986-05-20