HK

Hiroshi Kubota

KT Kabushiki Kaisha Toshiba: 38 patents #555 of 21,451Top 3%
Sharp Kabushiki Kaisha: 34 patents #355 of 10,731Top 4%
TS Toshiba Electronic Devices & Storage: 19 patents #22 of 900Top 3%
MC Mita Industrial Co.: 15 patents #41 of 891Top 5%
Mazda Motor: 11 patents #275 of 4,755Top 6%
PA Panasonic: 11 patents #2,326 of 21,108Top 15%
TO Toa: 10 patents #1 of 65Top 2%
TK Toa Tokushu Denki Kabushiki Kaisha: 10 patents #1 of 1Top 100%
UH University Of North Carolina At Chapel Hill: 9 patents #58 of 1,688Top 4%
TT Toshiba Lighting & Technology: 8 patents #71 of 486Top 15%
Honda Motor Co.: 5 patents #4,418 of 21,052Top 25%
Ngk Spark Plug Co.: 5 patents #370 of 1,594Top 25%
NM Nippon Steel & Sumitomo Metal: 4 patents #273 of 1,491Top 20%
KC Kurosaki Refractories Co.: 4 patents #8 of 74Top 15%
AT Advanced Mobile Telecommunications Technology: 3 patents #1 of 14Top 8%
MA Makita: 3 patents #330 of 770Top 45%
NE Nec: 2 patents #5,510 of 14,502Top 40%
FK Fuji Robin Kabushiki Kaisha: 2 patents #3 of 21Top 15%
SE Sega Enterprises: 2 patents #136 of 515Top 30%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
TL Tokyo Electron Limited: 2 patents #2,602 of 5,567Top 50%
Kioxia: 2 patents #693 of 1,813Top 40%
KR Krosaki: 2 patents #1 of 43Top 3%
Ricoh Company: 2 patents #5,693 of 9,818Top 60%
NK Nihon Kohden: 2 patents #171 of 467Top 40%
SC Shin-Etsu Chemical Co.: 2 patents #1,026 of 2,176Top 50%
SC Shin-Etsu Handotai Co.: 2 patents #282 of 679Top 45%
SI Sumitomo Metal Industries: 2 patents #334 of 1,462Top 25%
TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
Dai Nippon Printing Co.: 1 patents #1,392 of 2,222Top 65%
CL Cancer Research Campaign Technology Limited: 1 patents #59 of 134Top 45%
Toshiba Memory: 1 patents #1,210 of 1,971Top 65%
YE Yokogawa Electric: 1 patents #658 of 1,441Top 50%
AC Alps Electric Co.: 1 patents #1,191 of 2,177Top 55%
TI Texas Instruments: 1 patents #7,357 of 12,488Top 60%
KM Kyocera Mita: 1 patents #439 of 763Top 60%
FI Fujifilm Business Innovation: 1 patents #3,579 of 5,238Top 70%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
MC Murata Manufacturing Co.: 1 patents #3,462 of 5,295Top 70%
NS Nidec Sankyo: 1 patents #191 of 291Top 70%
NC Nippon Paint Automotive Coatings Co.: 1 patents #28 of 107Top 30%
NC Nippon Paint Holdings Co.: 1 patents #415 of 834Top 50%
NO Nof: 1 patents #246 of 561Top 45%
ND Ntt Docomo: 1 patents #1,030 of 1,706Top 65%
JT Japan Science And Technology: 1 patents #225 of 836Top 30%
TC Tec Co.: 1 patents #45 of 177Top 30%
IC International Superconductivity Technology Center: 1 patents #110 of 245Top 45%
DC Dainippon Ink And Chemicals: 1 patents #446 of 1,002Top 45%
TC Tohoku Electric Power Company: 1 patents #65 of 246Top 30%
📍 Yokohama, NC: #2 of 14 inventorsTop 15%
Overall (All Time): #3,077 of 4,157,543Top 1%
208
Patents All Time

Issued Patents All Time

Showing 151–175 of 208 patents

Patent #TitleCo-InventorsDate
6207235 One-pack coating composition and coating method using the same Mika Ohsawa, Yoshiaki Marutani, Hiroyuki Uemura, Kazuhi Koga 2001-03-27
6194028 Apparatus and method of improving particle surface Takahiro Horiuchi, Norihiro Ochi, Yoshiaki Akazawa, Yasuharu Morinishi, Hideshi Izumi 2001-02-27
6182498 Oxygen sensor Akio Mizutani, Teppei Okawa, Seiichi Hosogai, Hiroyuki Fujita 2001-02-06
6163660 Image-forming machine equipped with an exchangeable developing unit Masanobu Maeshima, Koichi Yasuda, Shigeki Hayashi, Masahiro Hashizume 2000-12-19
6111044 Thermosetting compositions, coating compositions method of coating, and coated articles Toshio Yamamoto, Kazuhi Koga, Yoshiaki Marutani, Tadamitsu Nakahama, Mika Ohsawa 2000-08-29
6092369 Catalyst deterioration-determining system for internal combustion engines using compressed natural gas Shigeo Hosogai, Shigeo Hidai 2000-07-25
6053769 Coaxial connector Hideaki Takeuchi 2000-04-25
6038149 Lamp discharge lighting device power inverter Toshiyuki Hiraoka, Masahiro Sugiyama, Takafumi Takeda, Kazuyuki Yamamoto 2000-03-14
6024433 Ink jet recording device Kohji Tsurui, Hisashi Yoshimura, Kazuya Koyama, Norihiro Ochi, Yoshio Kanayama 2000-02-15
5998035 Method for forming coating and base coating paint used therefor Goro Iwamura, Shigeki Matsui, Norio Kosaka, Yoshiaki Marutani, Kazuhi Koga +1 more 1999-12-07
5998585 Antibodies to the cell division protein SPA-1 Nagahiro Minato, Masakazu Hattori, Masatsugu Maeda 1999-12-07
5969737 Ink jet recording device with detachable ink cartridge and ink cartridge thereof Kazuya Koyama, Kohji Tsurui, Hajime Horinaka, Masaharu Kimura, Hisashi Yoshimura 1999-10-19
5903291 Ink jet head utilizing electroviscous fluid for control of ink discharge Hisashi Yoshimura, Kouichi Irihara, Kohji Tsurui, Kazuya Koyama, Hajime Horinaka +1 more 1999-05-11
5888094 Coaxial connector Toshio Takahashi 1999-03-30
5831024 SPA-1 protein Nagahiro Minato, Masakazu Hattori, Masatsugu Maeda 1998-11-03
5808648 Image forming apparatus and image forming method using pyroelectric imaging layer Takahiro Horiuchi 1998-09-15
5776862 Oxide superconductor and process of producing the same Ryo Usami, Kazuyuki Isawa, Roman Puzniak, Hisao Yamauchi, Shoji Tanaka 1998-07-07
5763822 Coaxial cable Toshio Takahashi 1998-06-09
5722002 Latent electrostatic image developing device having a toner concentration detector Shinji Kikuta, Tsutomu Nagata, Mitsuhiro Kashihara, Akihiko Ichiba, Kazuhito Takaoka 1998-02-24
5721015 Method for forming coating and base coating paint used therefor Goro Iwamura, Shigeki Matsui, Norio Kosaka, Yoshiaki Marutani, Kazuhi Koga +1 more 1998-02-24
5715322 Throat device interconnecting a plurality of drive units and a horn Tsutomu Yoshioka, Tsuyoshi Takagi 1998-02-03
5681786 Castable refractory rich with alumina coarse grains Kazuhiro Furuta, Yusuke Urita, Minoru Kataoka, Mitsuo Sugawara 1997-10-28
5681785 Castable refractory containing alumina coarse grains Kazuhiro Furuta, Yusuke Urita, Minoru Kataoka, Mitsuo Sugawara 1997-10-28
5604569 Image forming method exerting joule heat on an irradiated portion of a photoconductive layer, and an apparatus used for such a method 1997-02-18
5557389 Device for separating a transfer paper utilizing a separation voltage Masaki Sato, Kiyoshi Morimoto, Takatoshi Nishimura, Takashi Miyake, Hisaki Shimosaka 1996-09-17