HY

Hiroshi Yamada

Ricoh Company: 55 patents #171 of 9,818Top 2%
Fujitsu Limited: 51 patents #251 of 24,456Top 2%
NE Nec: 49 patents #75 of 14,502Top 1%
Mazda Motor: 41 patents #14 of 4,755Top 1%
TL Tokyo Electron Limited: 34 patents #102 of 5,567Top 2%
KT Kabushiki Kaisha Toshiba: 31 patents #789 of 21,451Top 4%
HI Hitachi: 19 patents #1,906 of 28,497Top 7%
Canon: 18 patents #3,676 of 19,416Top 20%
Mitsubishi Electric: 15 patents #1,633 of 25,717Top 7%
FC Fuji Photo Optical Co.: 14 patents #27 of 509Top 6%
MC Murata Manufacturing Co.: 9 patents #868 of 5,295Top 20%
Dai Nippon Printing Co.: 9 patents #237 of 2,222Top 15%
VJ Victor Company Of Japan: 9 patents #129 of 1,489Top 9%
Honda Motor Co.: 9 patents #2,356 of 21,052Top 15%
SC Santen Pharmaceutical Co.: 9 patents #30 of 291Top 15%
MC Minolta Co.: 9 patents #239 of 1,416Top 20%
OC Olympus Optical Co.: 9 patents #371 of 2,334Top 20%
FU Fujifilm: 8 patents #1,085 of 4,519Top 25%
Bridgestone: 8 patents #280 of 2,860Top 10%
SC Sanyo Electric Co.: 8 patents #678 of 6,347Top 15%
SC Sanyo Semiconductor Co.: 7 patents #7 of 323Top 3%
ON onsemi: 7 patents #224 of 1,901Top 15%
Tdk: 7 patents #849 of 3,796Top 25%
PS Psemi: 7 patents #63 of 166Top 40%
SL Seven Dreamers Laboratories: 6 patents #1 of 14Top 8%
AC Asahi Kasei Chemicals: 6 patents #35 of 543Top 7%
PA Panasonic: 6 patents #4,438 of 21,108Top 25%
JC J.S.T. Mfg. Co.: 5 patents #53 of 255Top 25%
FU Fujinon: 5 patents #49 of 339Top 15%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
SL Semiconductor Energy Laboratory: 4 patents #709 of 1,113Top 65%
Kyocera: 4 patents #773 of 3,732Top 25%
RT Renesas Technology: 4 patents #758 of 3,337Top 25%
UN Unitika: 3 patents #87 of 620Top 15%
NI Ngk Insulators: 3 patents #780 of 2,083Top 40%
NC Nsk Autoliv Co.: 3 patents #5 of 15Top 35%
NT Ntn: 3 patents #452 of 1,364Top 35%
JN Jnc: 2 patents #140 of 413Top 35%
DE Denso: 2 patents #4,986 of 11,792Top 45%
DL Denso Ten Limited: 2 patents #84 of 359Top 25%
KC Konishiroku Photo Industry Co.: 2 patents #360 of 894Top 45%
KU Kurimoto: 2 patents #20 of 113Top 20%
KT Kyushu Institute Of Technology: 2 patents #46 of 237Top 20%
NA Nabtesco: 2 patents #85 of 320Top 30%
NI Nikon: 2 patents #1,269 of 2,493Top 55%
SL Sumitomo Riko Company Limited: 2 patents #134 of 446Top 35%
TC Teijin Seiki Co.: 2 patents #43 of 143Top 35%
TI Tokai Rubber Industries: 2 patents #181 of 557Top 35%
TC Toppan Moore Co.: 2 patents #7 of 38Top 20%
TK Topy Kogyo Kabushiki Kaisha: 2 patents #32 of 189Top 20%
TC Toshiba Ceramics Co.: 2 patents #107 of 458Top 25%
TC Toyo Tire & Rubber Co.: 2 patents #160 of 499Top 35%
RC Richo Company: 1 patents #3 of 57Top 6%
MM Madza Motor: 1 patents #1 of 24Top 5%
SC Sankyo Seiki Mfg. Co.: 1 patents #107 of 244Top 45%
KI Kito: 1 patents #30 of 64Top 50%
Kawasaki: 1 patents #1,551 of 2,943Top 55%
JG J.Schmalz Gmbh: 1 patents #39 of 79Top 50%
SC Seikosha Co.: 1 patents #184 of 312Top 60%
AC Anden Co.: 1 patents #53 of 95Top 60%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
IS Ist: 1 patents #20 of 49Top 45%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
FA Fanuc: 1 patents #1,202 of 1,735Top 70%
SI Sumitomo Rubber Industries: 1 patents #1,096 of 1,637Top 70%
SL Suntory Holdings Limited: 1 patents #406 of 846Top 50%
TC Taisei Kako Co.: 1 patents #42 of 108Top 40%
IC Idemitsu Kosan Co.: 1 patents #699 of 1,237Top 60%
YA Yazaki: 1 patents #2,077 of 3,427Top 65%
UO University Of Oklahoma: 1 patents #260 of 608Top 45%
University of California: 1 patents #8,022 of 18,278Top 45%
TK Toda Kogyo: 1 patents #197 of 328Top 65%
DC Daido Steel Co.: 1 patents #95 of 272Top 35%
IC Ibiden Co.: 1 patents #451 of 730Top 65%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
CH Chisso: 1 patents #468 of 833Top 60%
SO Sony: 1 patents #17,262 of 25,231Top 70%
TI Toray Industries: 1 patents #2,000 of 3,690Top 55%
AA Autoliv Development Ab: 1 patents #518 of 1,363Top 40%
AE Asahi Kasei E-Materials: 1 patents #57 of 141Top 45%
UJ Unisia Jecs: 1 patents #221 of 395Top 60%
HT Hitachi Plant Technologies: 1 patents #116 of 279Top 45%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
Nsk: 1 patents #937 of 1,559Top 65%
Nintendo Co.: 1 patents #886 of 1,476Top 65%
NL Nec Hong Kong Limited: 1 patents #7 of 8Top 90%
MK Mitsubishi Denki K.K.: 1 patents #164 of 577Top 30%
MI Mitsuba: 1 patents #291 of 618Top 50%
MC Minebea Co.: 1 patents #400 of 736Top 55%
Overall (All Time): #298 of 4,157,543Top 1%
563
Patents All Time

Issued Patents All Time

Showing 476–500 of 563 patents

Patent #TitleCo-InventorsDate
5832339 Image forming apparatus capable of readily and conveniently setting an operating condition Kazuo Inui, Junko Natsume 1998-11-03
5818113 Semiconductor device Yuji Iseki, Yasushi Shizuki, Takashi Togasaki, Kunio Yoshihara 1998-10-06
5812326 Wide angle lens 1998-09-22
5809371 Image forming apparatus displaying job end time Kazuo Inui, Junko Natsume 1998-09-15
5801890 Taking lens system 1998-09-01
5796580 Air-cooled information processing apparatus having cooling air fan, sub-fan, and plural separated cooling air flow channels Toshihiro Komatsu, Hitoshi Matsushima, Toshio Hatada, Susumu Iwai, Tetsuro Homma +7 more 1998-08-18
5786877 Reflector holding structure for liquid crystal module 1998-07-28
5782135 Ball screw for vacuum apparatus Hiromitsu Kondo, Tokumasa Nakamura, Masahiro Nobutomo, Michiyoshi Ishimaru 1998-07-21
5755367 Holder fitting structure 1998-05-26
5747152 Transparent functional membrane containing functional ultrafine particles, transparent functional film, and process for producing the same Motohiro Oka, Mitsuru Tsuchiya, Norinaga Nakamura, Kiyotaka Takematsu, Yurie Ota +4 more 1998-05-05
5744103 Hydrocarbon adsorbent for exhaust gas cleaning, exhaust gas cleaning catalyst and exhaust gas cleaning device Toshitsugu Ueoka, Akihide Takami, Naoko Sakatani 1998-04-28
5734749 Character string input system for completing an input character string with an incomplete input indicative sign Toshikazu Fukushima, Kazunori Muraki 1998-03-31
5719253 Poly(amic acid) solution and polyimide film or polymide-coated material obtained therefrom Yoshiaki Echigo, Shoji Okamoto, Isao Tomioka, Yoshiaki Iwaya 1998-02-17
5717962 Electric flash apparatus using MOS controlled thyristor Toyoji Sasaki 1998-02-10
5714716 Battery mounting structure for power source section of electronic apparatus 1998-02-03
5708531 Objective lens system Yutaka Suenaga, Itoe Ito 1998-01-13
5706117 Drive circuit for electro-absorption optical modulator and optical transmitter including the optical modulator Keisuke Imai, Setsuo Misaizu, Mitsuharu Noda 1998-01-06
5682046 Heterojunction bipolar semiconductor device and its manufacturing method Tsuyoshi Takahashi, Kazukiyo Joshin, Shigehiko Sasa 1997-10-28
5680259 Wide angle lens 1997-10-21
5677258 Burned gas purifying catalyst Takahiro Kurokawa, Akihide Takami, Makoto Kyogoku, Hideharu Iwakuni, Kenji Okamoto +3 more 1997-10-14
5661372 Stroboscopic instrument having a gate-controlled-switching element and a step-up power means therefor Toshiaki Ishimaru 1997-08-26
5653186 Apparatus and method for controlling sewing machine Satomi Yamauchi, Hisaaki Tsukahara, Osamu Gouta 1997-08-05
5627725 Dustproof structure for an electronic apparatus having a display portion Masataka Suzuki 1997-05-06
5617255 Camera lens system 1997-04-01
5609016 Gas turbine apparatus and method of operating same on gaseous fuel Tadanobu Negishi, Yoshitsugu Honda 1997-03-11