YY

Yasuhiro Yamamoto

PE Pentax: 46 patents #20 of 761Top 3%
NT Ntn: 24 patents #49 of 1,364Top 4%
HO Hoya: 15 patents #58 of 1,290Top 5%
ME Meidensha: 14 patents #8 of 555Top 2%
SI Scosche Industries: 13 patents #7 of 29Top 25%
TO Toyota: 13 patents #2,130 of 26,838Top 8%
EI Ever Win International: 12 patents #3 of 16Top 20%
NC Nippon Shokubai Co.: 9 patents #114 of 1,108Top 15%
PE Pentax: 9 patents #50 of 396Top 15%
NM Nippon Steel & Sumitomo Metal: 6 patents #158 of 1,491Top 15%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
UN Unknown: 6 patents #2,010 of 83,584Top 3%
TA Taisei: 6 patents #7 of 224Top 4%
MP Monster Cable Products: 6 patents #6 of 39Top 20%
PC Pentax Ricoh Imaging Company: 6 patents #4 of 74Top 6%
OC Oki Electric Industry Co.: 6 patents #312 of 2,807Top 15%
KA Kao: 5 patents #670 of 3,221Top 25%
Canon: 5 patents #9,253 of 19,416Top 50%
Honda Motor Co.: 5 patents #4,418 of 21,052Top 25%
DE Denso: 4 patents #3,129 of 11,792Top 30%
CH Chisso: 4 patents #208 of 833Top 25%
RC Ricoh Imaging Company: 4 patents #7 of 67Top 15%
DI Daikin Industries: 3 patents #994 of 2,957Top 35%
VF Vallourec Oil And Gas France: 3 patents #33 of 144Top 25%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
Sharp Kabushiki Kaisha: 3 patents #4,164 of 10,731Top 40%
TM Tohnichi Mfg.Co.: 2 patents #7 of 18Top 40%
CL Central Glass Company, Limited: 2 patents #334 of 968Top 35%
Dai Nippon Printing Co.: 2 patents #976 of 2,222Top 45%
DT Drilltec Patents & Technologies: 2 patents #5 of 19Top 30%
HA Hitachi Astemo: 2 patents #393 of 1,276Top 35%
HZ Hitachi Zosen: 2 patents #121 of 531Top 25%
HU Hosei University: 2 patents #7 of 25Top 30%
JN Jnc: 2 patents #140 of 413Top 35%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
Kubota: 2 patents #849 of 2,059Top 45%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
NC Nippon Oil & Fats Co.: 2 patents #97 of 409Top 25%
OC Oki Semiconductor Co.: 2 patents #109 of 526Top 25%
SL Sciocs Company Limited: 2 patents #14 of 41Top 35%
SC Sumitomo Chemical: 2 patents #1,792 of 4,033Top 45%
SY Sysmex: 2 patents #337 of 868Top 40%
FI Fujikin Incorporated: 1 patents #196 of 318Top 65%
PC Pacific Industrial Co.: 1 patents #64 of 133Top 50%
NC Nhk Spring Co.: 1 patents #555 of 1,116Top 50%
KC Kyorin Pharmaceutical Co.: 1 patents #140 of 270Top 55%
PR Prevent-Plus: 1 patents #37 of 68Top 55%
TL Toyota Central R&D Labs: 1 patents #823 of 1,657Top 50%
IBM: 1 patents #44,794 of 70,183Top 65%
JP Jnc Petrochemical: 1 patents #80 of 122Top 70%
JC Japan Display Central: 1 patents #29 of 90Top 35%
SH Shimizu: 1 patents #15 of 53Top 30%
SC Shin-Etsu Chemical Co.: 1 patents #1,340 of 2,176Top 65%
CK Calsonic Kansei: 1 patents #307 of 675Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
SI Sumitomo Heavy Industries: 1 patents #424 of 917Top 50%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
AK Asahi Kogyo Kabushiki Kaisha: 1 patents #1 of 10Top 10%
HO Hosiden: 1 patents #173 of 328Top 55%
TK Terumo Kabushiki Kaisha: 1 patents #888 of 1,558Top 60%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
TC Towa Chemical Industry Co.: 1 patents #16 of 36Top 45%
FL Fujitsu Vlsi Limited: 1 patents #91 of 256Top 40%
VF Vallourec Mannesmann Oil & Gas France: 1 patents #38 of 81Top 50%
FU Fujikoki: 1 patents #88 of 156Top 60%
NC Nisshin Steel Co.: 1 patents #240 of 514Top 50%
Nokia: 1 patents #2,812 of 5,652Top 50%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
NC Nippon Shokubai Kagaku Kogyo Co.: 1 patents #186 of 341Top 55%
📍 Hitachinaka, CA: #2 of 13 inventorsTop 20%
Overall (All Time): #1,650 of 4,157,543Top 1%
271
Patents All Time

Issued Patents All Time

Showing 226–250 of 271 patents

Patent #TitleCo-InventorsDate
5660068 Roll type processing facility and roll width adjusting device therefor Masaru Nagao 1997-08-26
5655170 Electro-developing type camera using electro-developing recording medium Koichi Sato, Tahei Morisawa 1997-08-05
5642925 Film carrier and projection apparatus Toshio Iwaya 1997-07-01
5625473 Liquid crystal display device with polymer walls and method for producing the same Masahiko Kondo, Nobuaki Yamada, Shuichi Kohzaki 1997-04-29
5623192 Apparatus for carrying out current control for variable speed driver and method for carrying out current control therefor 1997-04-22
5610840 Signal processing device Koichi Sato 1997-03-11
5596435 Liquid crystal display device Kazuyuki Sunohara, Rei Hasegawa, Hiroyuki Nagata, Takeshi Yamamoto, Masumi Okamoto 1997-01-21
5594670 Apparatus for measuring circuit constant of induction motor with vector control system and method therefor 1997-01-14
5581452 Pulse width modulation inverter current detection method 1996-12-03
5576643 Data transfer circuit device Isamu Kobayashi 1996-11-19
5533166 Method for calculating speed estimated value in speed control system Yasuhiro Yoshida 1996-07-02
5528380 Apparatus and method for synchronizing picture signals Koichi Sato 1996-06-18
5526048 White balance adjusting device for an electronic still camera 1996-06-11
5481173 Vector control system for induction motor 1996-01-02
5477360 Liquid crystal display device Kazuyuki Sunohara, Rei Hasegawa, Hiroyuki Nagata, Takeshi Yamamoto, Masumi Okamoto 1995-12-19
5462998 Vinyl chloride polymerization process using ball valves in recycle line Yoichi Tanifuji 1995-10-31
5452022 Image signal storage device for a still video apparatus Koichi Sato 1995-09-19
5434675 Still video device Koichi Sato 1995-07-18
5356724 Excellent far-infrared radiating material Tetsuaki Tsuda, Junichi Uchida, Hirohisa Seto, Kunihiro Fukui, Shinya Hikino 1994-10-18
5297080 Sense amplifier in semiconductor memory device 1994-03-22
5288790 Method for producing spherical fine particles of colored resin Saburo Nakahara, Yohji Akazawa, Masao Baba, Yoshikuni Mori 1994-02-22
5267089 Inclination adjusting device for an objective lens for an optical information recording and reproduction apparatus Yoshihiro Sekimoto, Tetsuo Ueyama 1993-11-30
5257673 Braking control system for a vehicle driven by an electric motor Naoaki Sato, Jiro Kuramoto, Gonshiro Kawabata, Shigenori Kimura 1993-11-02
5253155 Circuit and method for controlling output current balance between parallel driven PWM-type power inverting units 1993-10-12
5244935 Composition of ultraviolet curing antifogging agent and process for forming antifogging coating film Yoshihiro Oshibe, Hiroshi Ohmura, Keiji Kumazawa 1993-09-14