HI

Hiroshi Ikeda

SO Sony: 29 patents #1,229 of 25,231Top 5%
Tdk: 28 patents #152 of 3,796Top 5%
Fujitsu Limited: 23 patents #1,155 of 24,456Top 5%
FI Fujifilm Business Innovation: 22 patents #322 of 5,238Top 7%
HI Hitachi: 16 patents #2,438 of 28,497Top 9%
CC Citizen Watch Co.: 13 patents #36 of 1,225Top 3%
KT Kabushiki Kaisha Toshiba: 11 patents #2,779 of 21,451Top 15%
KA Kao: 10 patents #262 of 3,221Top 9%
Kubota: 10 patents #172 of 2,059Top 9%
HM Hitachi Medical: 9 patents #72 of 680Top 15%
SI Sumitomo Light Metal Industries: 9 patents #6 of 254Top 3%
NC Nippondenso Co.: 8 patents #238 of 3,479Top 7%
Nissan Motor Co.: 8 patents #916 of 8,689Top 15%
Sumitomo Electric Industries: 7 patents #3,987 of 21,551Top 20%
MI Minolta: 7 patents #266 of 1,109Top 25%
KO Konica: 6 patents #429 of 1,958Top 25%
NC Nhk Spring Co.: 6 patents #115 of 1,116Top 15%
NE Nec: 6 patents #2,374 of 14,502Top 20%
EB Ebara: 5 patents #423 of 1,611Top 30%
JE Jeol: 5 patents #61 of 669Top 10%
DE Denso: 5 patents #2,617 of 11,792Top 25%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
FC Furukawa Electric Co.: 3 patents #622 of 2,370Top 30%
MK Mitsubishi Kinzoku: 3 patents #33 of 280Top 15%
MM Mitsubishi Materials: 3 patents #352 of 1,543Top 25%
SC Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
MC Murata Manufacturing Co.: 2 patents #2,631 of 5,295Top 50%
TC Tsubaki Nakashima Co.: 2 patents #3 of 18Top 20%
NC Nippon Light Metal Company: 2 patents #109 of 499Top 25%
MC Mitsubishi Materials Electronic Chemicals Co.: 2 patents #11 of 49Top 25%
Yamaha Motor: 2 patents #855 of 2,310Top 40%
NL Nippon Sheet Glass Company, Limited: 2 patents #332 of 836Top 40%
NC Nihon Yamamura Glass Co.: 2 patents #6 of 76Top 8%
NI Nikkato: 2 patents #3 of 19Top 20%
NT Ntn: 2 patents #586 of 1,364Top 45%
RE Ricoh Elemex: 2 patents #13 of 49Top 30%
SA Sanden: 2 patents #221 of 631Top 40%
NK Nihon Kohden: 1 patents #238 of 467Top 55%
NC Nikkiso Co.: 1 patents #168 of 287Top 60%
NM Nippon Mektron: 1 patents #123 of 286Top 45%
HC Hitachi High-Tech Instuments Co.: 1 patents #31 of 77Top 45%
HC Hitachi Electronics Engineering Co.: 1 patents #61 of 175Top 35%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
GP Governor Of Akita Prefecture: 1 patents #6 of 12Top 50%
AD Adeka: 1 patents #257 of 499Top 55%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
SC Sun Medical Co.: 1 patents #37 of 59Top 65%
FL Fujitsu Ten Limited: 1 patents #456 of 996Top 50%
TJ The Andrew Jergens: 1 patents #14 of 40Top 35%
TL Tokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%
TC Tokyo Gas Co.: 1 patents #144 of 412Top 35%
TC Tokyo Ohka Kogyo Co.: 1 patents #437 of 684Top 65%
TK Tyco Electronics Amp K.K.: 1 patents #75 of 151Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
YE Yokogawa Electric: 1 patents #658 of 1,441Top 50%
FL Fujitsu Semiconductor Limited: 1 patents #612 of 1,301Top 50%
CH Chino: 1 patents #17 of 52Top 35%
TI Texas Instruments: 1 patents #7,357 of 12,488Top 60%
KC Komatsu Electronic Metals Co.: 1 patents #82 of 160Top 55%
TS Tokyo Kikai Seisakusho: 1 patents #91 of 195Top 50%
KO Komori: 1 patents #120 of 219Top 55%
KS Kabushiki Kaisha Sakamura Kikai Seisakusho: 1 patents #3 of 8Top 40%
KU Kyushu University: 1 patents #77 of 186Top 45%
JC Japan Blue Energy Co.: 1 patents #5 of 9Top 60%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
AU Akita University: 1 patents #21 of 60Top 35%
MO Molex: 1 patents #940 of 1,726Top 55%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
HO Hoya: 1 patents #757 of 1,290Top 60%
NC Nihon Kaiheiki Industrial Company: 1 patents #5 of 20Top 25%
📍 Yokohama, JP: #10 of 480 inventorsTop 3%
Overall (All Time): #1,323 of 4,157,543Top 1%
298
Patents All Time

Issued Patents All Time

Showing 226–250 of 298 patents

Patent #TitleCo-InventorsDate
5363817 Valve operation timing regulation apparatus for internal combustion engines Katsuhiko Kawai 1994-11-15
5356723 Multilayer plated aluminum sheets Masanari Kimoto, Tetsuaki Tsuda, Masanori Tsuji, Yoshihiko Hoboh, Takao Aimu +3 more 1994-10-18
5311238 Zoom lens bearing camera Takayuki Karasawa 1994-05-10
5301003 Three-dimensional displacement measurement apparatus and method with vertical displacement measurement compensation 1994-04-05
5296979 Magnetic disc apparatus with thin film head suitable for high-density recording Takashi Kawabe, Moriaki Fuyama, Shinji Narishige, Masatoshi Tsuchiya, Eiji Ashida +9 more 1994-03-22
5280423 Operation control device for washing machines Masahiro Imai, Yosiyuki Makino 1994-01-18
5280624 Circuit structure of fuzzy control processor 1994-01-18
5269271 Apparatus for controlling speed of internal combustion engine Katsuhiko Kawai, Kazuhiro Nakai, Yasuhito Takasu 1993-12-14
5261281 Ultrasonic imaging apparatus Kageyoshi Katakura, Shin Kondo 1993-11-16
5258273 Silver halide color photographic light-sensitive material Atsuo Ezaki, Katsutoyo Suzuki 1993-11-02
5245493 Magnetic information storage apparatus including magnetic head and method for making magnetic head Takashi Kawabe, Moriaki Fuyama, Shinji Narishige, Eizi Ashida, Makoto Morijiri +8 more 1993-09-14
5220814 Clothes washing machine Masahiro Imai, Yosiyuki Makino 1993-06-22
5184131 A-D converter suitable for fuzzy controller 1993-02-02
5181398 Dehydrator Tetsukazu Tanaka, Masahiro Imai, Yosiyuki Makino 1993-01-26
5176011 Clothes washing machine Masahiro Imai, Yosiyuki Makino 1993-01-05
5168463 Shift register apparatus for storing data therein Norio Fujiki, Masaki Hirota 1992-12-01
H1112 Silver halide color photographic light-sensitive material having a wide Atsuo Ezaki, Keisuke Tobita, Hideaki Haraga 1992-11-03
5146381 Magnetic disk jacket Nobuyuki Kishine, Tsuyoshi Otani, Mashahiko Niinomi 1992-09-08
5133319 Engine speed control apparatus Daiji Isobe, Yasuhito Takasu 1992-07-28
5104743 Aluminum support for lithographic printing plate Yasuhisa Nishikawa, Kazushige Takizawa, Hirokazu Sakaki 1992-04-14
5101790 Knock control system for engine Yasuhito Takasu, Minoru Hotta 1992-04-07
5063541 Beam forming method and apparatus therefor in ultrasonic imaging system Shin Kondo, Kageyoshi Katakura 1991-11-05
5060652 Ultrasonic diagnosis apparatus Shinichiro Umemura, Kageyoshi Katakura 1991-10-29
5051625 Output buffer circuits for reducing noise Takashi Kimura, Norio Fujiki 1991-09-24
5046029 Electronic odo/trip meter for automobiles 1991-09-03