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 426–450 of 563 patents

Patent #TitleCo-InventorsDate
6432859 Method of producing exhaust gas purifying catalyst and catalyst produced thereby Hideharu Iwakuni, Makoto Kyogoku, Akihide Takami 2002-08-13
6419271 Seatbelt device Kazuo Yamamoto, Yoshihiko Wada 2002-07-16
6420306 Burned gas purifying catalyst Takahiro Kurokawa, Akihide Takami, Makoto Kyogoku, Hideharu Iwakuni, Kenji Okamoto +3 more 2002-07-16
6404564 Projection lens 2002-06-11
6335479 Protective sheet for solar battery module, method of fabricating the same and solar battery module Koujiro Ookawa, Yasuki Suzuura, Takakazu Goto, Hideki Arao, Atsuo Tsuzuki +3 more 2002-01-01
6335832 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 2002-01-01
6327867 Refrigerator having a cooler mounted in each of a refrigerator compartment and a freezer compartment Akira Hyodo, Yoshito Kimura, Hiroki Hamano, Haruhiko Iwai, Makoto Fujihashi 2001-12-11
6295389 Image forming apparatus that facilitates operation setting Kazuo Inui, Junko Natsume 2001-09-25
6269634 Engine control device Kazuya Yokota, Junichi Taga, Youichi Kuji, Masayuki Kuroki, Akihide Takami +3 more 2001-08-07
6264398 Process for the recovery of oil Hitoshi Yoshida, Shoichiro Yano, Kiyoe Miyagishi 2001-07-24
6221804 Catalyst for purifying exhaust gas and manufacturing method thereof Akihide Takami, Hideharu Iwakuni, Makoto Kyogoku, Kenji Okamoto 2001-04-24
6222680 Zoom lens Chikara Yamamoto, Akiko Nagahara 2001-04-24
6222685 Imaging lens 2001-04-24
6194088 Stainless steel coated with intermetallic compound and process for producing the same Hiroaki Yoshida, Fumio Iwane, Junji Imai, Tadashi Hamada, Shinji Fujimoto +2 more 2001-02-27
6167203 Camera with the function of changing the transmittance of liquid-crystal display section to let user know photograph enable mode Toshiaki Ishimaru 2000-12-26
6148154 Camera with the function of changing the transmittance of liquid-crystal display device when abnormality is sensed Toshiaki Ishimaru 2000-11-14
6148305 Data processing method for use with a coupling facility Naoko Ikegaya, Masaichiro Yoshioka 2000-11-14
6141960 Exhaust gas purifying system for engine Akihide Takami, Hideharu Iwakuni, Makoto Kyogoku, Kenji Okamoto, Junichi Taga +5 more 2000-11-07
6090744 Catalyst for cleaning exhaust gas Yuki Koda, Satoshi Ichikawa, Kenichi Yamamoto, Kenji Okamoto, Toshitsugu Ueoka +5 more 2000-07-18
6078404 Image forming apparatus that can appropriately process image of original stored in memory Junko Natsume, Kazuo Inui 2000-06-20
6078755 Camera with the function of lowering the transmittance of the liquid-crystal display during picture taking Toshiaki Ishimaru, Yoshiaki Kobayashi 2000-06-20
6066587 Catalyst for purifying exhaust gas Takahiro Kurokawa, Akihide Takami, Hideharu Iwakuni, Makoto Kyogoku, Kenji Okamoto 2000-05-23
6064159 Power-saving stroboscopic device Akira Inoue 2000-05-16
6061185 Projection lens having all glass lenses in a second lens group 2000-05-09
6043941 Image-forming lens having four lens elements Akiko Nagahara 2000-03-28