HT

Hiroshi Tamura

Ricoh Company: 60 patents #134 of 9,818Top 2%
MC Murata Manufacturing Co.: 16 patents #435 of 5,295Top 9%
DE Denso: 15 patents #687 of 11,792Top 6%
TO Toyota: 14 patents #1,948 of 26,838Top 8%
Fujitsu Limited: 13 patents #2,362 of 24,456Top 10%
SE Seikagaku: 10 patents #4 of 253Top 2%
SK Seikagaku Kogyo: 8 patents #1 of 102Top 1%
NC Nippondenso Co.: 8 patents #238 of 3,479Top 7%
HS Hitachi Automotive Systems: 6 patents #275 of 1,636Top 20%
KT Kabushiki Kaisha Toshiba: 6 patents #4,898 of 21,451Top 25%
HC Hodogaya Chemical Co.: 5 patents #65 of 359Top 20%
KM Kawasaki Motors: 5 patents #20 of 203Top 10%
SC Shin-Etsu Chemical Co.: 4 patents #740 of 2,176Top 35%
KC Kyoto Daiichi Kagaku Co.: 3 patents #33 of 118Top 30%
FC Fuji Industrial Co.: 3 patents #3 of 7Top 45%
AT Agilent Technologies: 2 patents #1,067 of 3,411Top 35%
Aisin Seiki Kabushiki Kaisha: 2 patents #1,427 of 3,782Top 40%
AR Arkray: 2 patents #127 of 354Top 40%
DC Daiichi Pure Chemicals Co.: 2 patents #23 of 117Top 20%
FC Fuji Sangyo Co.: 2 patents #1 of 19Top 6%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
Kawasaki: 2 patents #1,008 of 2,943Top 35%
Kyocera: 2 patents #1,365 of 3,732Top 40%
NC Nhk Spring Co.: 2 patents #370 of 1,116Top 35%
TO Toshiba: 2 patents #606 of 2,688Top 25%
YE Yokogawa Electric: 2 patents #398 of 1,441Top 30%
KT Keysight Technologies: 1 patents #228 of 567Top 45%
DC Dainippon Screen Mfg. Co.: 1 patents #531 of 977Top 55%
DC Dainippon Ink And Chemicals: 1 patents #446 of 1,002Top 45%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
AK Aisin Kako Kabushiki Kaisha: 1 patents #30 of 94Top 35%
YE Yokogawa Hokushin Electric: 1 patents #34 of 112Top 35%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
ND Nitto Denko: 1 patents #1,580 of 2,479Top 65%
📍 Akashi, CO: #1 of 1 inventorsTop 100%
Overall (All Time): #3,139 of 4,157,543Top 1%
206
Patents All Time

Issued Patents All Time

Showing 176–200 of 206 patents

Patent #TitleCo-InventorsDate
5057801 Filter device of piezo-electric type including divided co-planar electrodes Toshihiko Kittaka, Akira Ando 1991-10-15
5045744 Energy-trapping-by-frequency-lowering-type piezoelectric-resonance device Akira Ando, Toshihiko Kittaka, Isao Toyoshima 1991-09-03
5003955 Method of controlling air-fuel ratio Hiroshi Haraguchi, Katuhiko Kodama, Toshio Kondo 1991-04-02
4910073 Bowling lane and method of repairing same Fumio Yamamoto, Masaichi Kaneko 1990-03-20
4870454 Apparatus for and method of stabilizing the quantity of light of fluorescent lamp Yasuo Kurusu, Kazuma Kan 1989-09-26
4837120 Electrophotographic photoconductor having cylindrical base support of specific phenol resin Hideki Akiyoshi, Atsushi Kutami, Yoshihiro Takada 1989-06-06
4821726 Electronic fuel injection device Shunichiro Hiromasa, Toshio Kondo 1989-04-18
4792537 Dielectric ceramic composition for high frequencies Djuniadi A. Sagala 1988-12-20
4791047 Color solid image pickup element Jin Murayama, Yoshimitsu Kudoh 1988-12-13
4735908 Process for fabricating solid-state imaging device Akio Higashi, Haruji Shinada, Kazuhiro Kawajiri, Yoshihiro Ono, Mitsuo Saitou +1 more 1988-04-05
4726160 Temperature control apparatus for electric refrigerator Syunro Kawaguchi, Yasuhiro Ogita 1988-02-23
4717694 Dielectric ceramic composition for high frequencies Djuniadi A. Sagala 1988-01-05
4714950 Solid-state photo sensor device Kazuhiro Kawajiri, Haruji Shinada, Mitsuo Saito, Yuzo Mizobuchi 1987-12-22
4694282 Security monitoring system Yutaka Nakaie 1987-09-15
4694317 Solid state imaging device and process for fabricating the same Akio Higashi, Haruji Shinada, Kazuhiro Kawajiri, Yoshihiro Ono, Mitsuo Saitou +1 more 1987-09-15
4692727 Dielectric resonator device Kikuo Wakino, Youhei Ishikawa 1987-09-08
4683859 Apparatus for injecting fuel into internal combustion engine Kazuyoshi Nishibori, Yasutaka Yamauchi, Katsushi Kato 1987-08-04
4585744 Dielectric ceramic composition for microwave frequencies Takehiro Konoike 1986-04-29
4582769 Electrophotographic element with amorphous Si(C) overlayer Keishiro Kido, Kazuhiro Kawajiri, Hiroshi Sunagawa, Mitsuo Saito 1986-04-15
4560995 Recorder with self loading feed Tateo Suga, Masaaki Taguchi, Tokio Suzuki 1985-12-24
4495294 Method for determining bacterial endotoxin and kit therefor Chizuko Nakahara, Shigenori Tanaka, Akiyoshi Matsumoto 1985-01-22
4485180 High frequency dielectric ceramic compositions Takehiro Konoike 1984-11-27
4464640 Distribution constant type filter Toshio Nishikawa, Sadahiro Tamura 1984-08-07
4435765 Bank interleaved vector processor having a fixed relationship between start timing signals Keiichiro Uchida, Tetsuro Okamoto, Shigeaki Okutani 1984-03-06
4349617 Function separated type electrophotographic light-sensitive members and process for production thereof Kazuhiro Kawashiri, Yuzo Mizobuchi, Akio Higashi, Keiji Takeda, Masayoshi Nagata 1982-09-14