HI

Hiroshi Ishikawa

Fujitsu Limited: 46 patents #330 of 24,456Top 2%
IBM: 20 patents #5,451 of 70,183Top 8%
HI Hitachi: 20 patents #1,757 of 28,497Top 7%
DE Denso: 17 patents #571 of 11,792Top 5%
FL Fujitsu Media Devices Limited: 15 patents #12 of 136Top 9%
FI Fujifilm Business Innovation: 13 patents #720 of 5,238Top 15%
HC Hitachi Cable: 11 patents #38 of 1,086Top 4%
NT NTT: 9 patents #571 of 4,871Top 15%
UP University Of Pittsburgh: 9 patents #67 of 1,817Top 4%
Honda Motor Co.: 9 patents #2,356 of 21,052Top 15%
AC Alps Electric Co.: 8 patents #222 of 2,177Top 15%
NC Nippondenso Co.: 8 patents #238 of 3,479Top 7%
NU New York University: 7 patents #85 of 1,640Top 6%
NC Nkk Co.: 7 patents #58 of 1,173Top 5%
ND Ntt Docomo: 7 patents #371 of 1,706Top 25%
AT Agency Of Industrial Science And Technology: 7 patents #26 of 1,778Top 2%
IO Iris Ohyama: 5 patents #9 of 48Top 20%
KU Kurimoto: 5 patents #2 of 113Top 2%
RY Ryobi: 5 patents #40 of 309Top 15%
FL Fujitsu Towa Electron Limited: 4 patents #2 of 9Top 25%
KU Keio University: 3 patents #54 of 781Top 7%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
HC Hirose Electric Co.: 3 patents #115 of 407Top 30%
PR Proterial: 3 patents #41 of 267Top 20%
KA Kajima: 2 patents #67 of 383Top 20%
TK Terumo Kabushiki Kaisha: 2 patents #599 of 1,558Top 40%
TO Tokin: 2 patents #60 of 278Top 25%
TC Toyo Ink Mfg. Co.: 2 patents #112 of 499Top 25%
U.S. Philips: 2 patents #2,537 of 8,851Top 30%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
Lsi Logic: 2 patents #799 of 1,957Top 45%
EB Ebara: 2 patents #752 of 1,611Top 50%
MC Mitsui Chemicals: 2 patents #873 of 2,279Top 40%
TI Toyota Industries: 1 patents #505 of 955Top 55%
AC Alps Alpine Co.: 1 patents #246 of 525Top 50%
AC Atsugi Motor Parts Company: 1 patents #38 of 93Top 45%
AS Automotive Energy Supply: 1 patents #42 of 87Top 50%
CU Carnegie Mellon University: 1 patents #637 of 1,507Top 45%
Dai Nippon Printing Co.: 1 patents #1,392 of 2,222Top 65%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
GR Georgia Tech Research: 1 patents #1,150 of 2,755Top 45%
HM Hitachi Aloka Medical: 1 patents #35 of 93Top 40%
JT Japan Science And Technology: 1 patents #225 of 836Top 30%
JS Jfe Steel: 1 patents #825 of 1,401Top 60%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
YH Yakult Honsha: 1 patents #185 of 410Top 50%
KR Kajima Road: 1 patents #7 of 16Top 45%
KG Kogyo Gijutsuin: 1 patents #1 of 24Top 5%
MI Michelin: 1 patents #793 of 1,446Top 55%
MI Ministry Of International Trade & Industry: 1 patents #189 of 582Top 35%
NI Ngk Insulators: 1 patents #1,271 of 2,083Top 65%
HG HGST: 1 patents #253 of 483Top 55%
NC Nippon Kokan Co.: 1 patents #290 of 735Top 40%
NS Nippon Soken: 1 patents #783 of 1,540Top 55%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
NC Nippon Steel Engineering Co.: 1 patents #27 of 107Top 30%
SL Shiseido Company, Limited: 1 patents #543 of 1,112Top 50%
SM Societe De Technologie Michelin: 1 patents #38 of 124Top 35%
TO Tohatsu: 1 patents #4 of 13Top 35%
TO Toto: 1 patents #620 of 1,113Top 60%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
📍 Kakuda, PA: #1 of 1 inventorsTop 100%
Overall (All Time): #1,772 of 4,157,543Top 1%
262
Patents All Time

Issued Patents All Time

Showing 226–250 of 262 patents

Patent #TitleCo-InventorsDate
5104753 Hydrogen storage electrode and process for producing the same Tetsuo Sakai, Atsushi Takagi 1992-04-14
5099109 Optical reader with reduced regular reflection errors Ichiro Morishita 1992-03-24
5083336 Shaver sweeping brush Yukihiko Atsumi 1992-01-28
5046247 Method for manufacturing heat transfer module with hydrogen adsorption alloy Keisuke Oguro, Hiroshi Suzuki, Akihiko Kato, Teruya Okada, Shizuo Sakamoto 1991-09-10
5023533 Method and system for compliance control Kei Kawase 1991-06-11
5021651 Mounting for a ball lens on a bar code reader wand having a tapered lens bore 1991-06-04
5019358 Reactor with hydrogen adsorption alloy Hiroshi Suzuki, Keisuke Oguro, Akihiko Kato, Teruya Okada, Shizuo Sakamoto +2 more 1991-05-28
5013410 Method of manufacturing an aluminum-plated steel sheet for cans Hiroshi Kagechika, Tadahiko Mishima, Yoshinori Yomura, Naoyuki Oniwa, Yoshihiko Yasue +1 more 1991-05-07
5004264 Position control device and automotive suspension system employing same Tetsuji Kozaki, Hideaki Yasui, Mamoru Shimamoto, Katsuhiko Hibino, Motoshi Suzuki 1991-04-02
5004898 Optical reading device Kazuo Hasegawa, Masaki Gotoh 1991-04-02
4978588 Plated steel sheet for a can Takeshi Adaniya, Yoshinori Yomura, Naoyuki Ooniwa, Yoshihiko Yasue, Hiroshi Kagechika +1 more 1990-12-18
4940522 Method for manufacturing plated steel sheet for cans Hiroshi Kagechika, Tadahiko Mishima, Yoshinori Yomura, Naoyuki Oniwa, Yoshihiko Yasue 1990-07-10
4940638 Plated steel sheet for a can Takeshi Adaniya, Yoshinori Yomura, Naoyuki Ooniwa, Yoshihiko Yasue, Hiroshi Kagechika +1 more 1990-07-10
4923762 Precoated steel sheet for two-piece can Naoki Gunji, Yoshinori Hoshino, Taro Ohyama 1990-05-08
4916934 Oxygen sensors Hiroshi Nagata, Atsushi Iino, Nobuhide Kato, Yasuhiko Hamada 1990-04-17
4906533 Aluminum-plated steel sheet for cans Hiroshi Kagechika, Tadahiko Mishima, Yoshinori Yomura, Naoyuki Oniwa, Yoshihiko Yasue +1 more 1990-03-06
4897316 Plated steel sheet for cans Hiroshi Kagechika, Tadahiko Mishima, Yoshinori Yomura, Naoyuki Oniwa, Yoshihiko Yasue 1990-01-30
4861647 Precoating metal sheet for two-piece can Hiroshi Takano, Ryosuke Ohtomo, Yoshinori Hoshino, Taro Ohyama 1989-08-29
4822252 Variable capacity compressor Hidetaka Shingai 1989-04-18
4819718 Heat exchanging unit with a hydrogen adsorption alloy Keisuke Oguro, Hiroshi Suzuki, Akihiko Kato, Teruya Okada, Shizuo Sakamoto +2 more 1989-04-11
4819717 Heat exchanging unit with a hydrogen adsorption alloy Keisuke Oguro, Hiroshi Suzuki, Akihiko Kato, Teruya Okada, Shizuo Sakamoto +2 more 1989-04-11
4737629 Automatic windscreen defogger Shinji Iwama, Mamoru Shimamoto 1988-04-12
4717629 Compact of hydrogen adsorption alloy Keisuke Oguro, Hiroshi Suzuki, Akihiko Kato, Teruya Okada, Shizuo Sakamoto +2 more 1988-01-05
4699543 Slope paving machine Kohei Mio, Yukio Yamagishi, Mitsuo Fukukawa, Shigeyuki Takahashi 1987-10-13
4689598 Electrical fuse Kiyohisa Yoshigae 1987-08-25