YK

Yoshiaki Kato

Mitsubishi Electric: 70 patents #62 of 25,717Top 1%
HI Hitachi: 46 patents #351 of 28,497Top 2%
MI Mitutoyo: 23 patents #23 of 721Top 4%
PA Panasonic: 22 patents #856 of 21,108Top 5%
Sumitomo Electric Industries: 19 patents #1,151 of 21,551Top 6%
HH Hitachi High-Technologies: 16 patents #155 of 1,917Top 9%
Fujitsu Limited: 16 patents #1,836 of 24,456Top 8%
SO Sony: 13 patents #3,381 of 25,231Top 15%
Nissan Motor Co.: 12 patents #548 of 8,689Top 7%
CP Chugai Pharmaceutical: 11 patents #49 of 1,238Top 4%
MC Mita Industrial Co.: 9 patents #140 of 891Top 20%
CC Citizen Watch Co.: 6 patents #168 of 1,225Top 15%
Canon: 5 patents #9,253 of 19,416Top 50%
KS Komatsu Shisakusho: 4 patents #94 of 885Top 15%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
BC Banyu Pharmaceutical Co.: 4 patents #93 of 330Top 30%
FA Fanuc: 4 patents #680 of 1,735Top 40%
AC Admatechs Co.: 2 patents #7 of 30Top 25%
AD Advantest: 2 patents #465 of 1,193Top 40%
JA Jatco: 2 patents #307 of 871Top 40%
MK Mitsubishi Kasei: 2 patents #194 of 911Top 25%
MC Mitsubishi Chemical: 2 patents #163 of 716Top 25%
MD Mitsubisih Denki: 1 patents #26 of 381Top 7%
TS Takai Rika Denki Seisakusho: 1 patents #34 of 190Top 20%
NI Nifco: 1 patents #245 of 650Top 40%
JC Jgc Catalysts And Chemicals: 1 patents #74 of 139Top 55%
NK Nsk-Warner K.K.: 1 patents #110 of 206Top 55%
PU President Of Osaka University: 1 patents #2 of 17Top 15%
JT Jatco Transtechnology: 1 patents #22 of 58Top 40%
TI Takeda Chemical Industries: 1 patents #745 of 1,420Top 55%
Tektronix: 1 patents #823 of 1,698Top 50%
TS Tochigi Fuji Sangyo: 1 patents #33 of 99Top 35%
JT Japan Science And Technology: 1 patents #225 of 836Top 30%
Merck: 1 patents #5,419 of 9,382Top 60%
HC Howa Textile Industry Co.: 1 patents #5 of 30Top 20%
GI Gigaphoton: 1 patents #146 of 212Top 70%
MK Mitsubishi Denki K.K.: 1 patents #164 of 577Top 30%
CI Corning Incorporated: 1 patents #2,300 of 3,867Top 60%
📍 Yokohama, JP: #9 of 480 inventorsTop 2%
Overall (All Time): #1,233 of 4,157,543Top 1%
305
Patents All Time

Issued Patents All Time

Showing 276–300 of 305 patents

Patent #TitleCo-InventorsDate
4726261 Transmission shift control valve having fluid pressure distributor valve Nobuteru Hitomi, Yuji Gotoh, Yoshikazu Tanaka, Noboru Hattori, Hisashi Kitahara 1988-02-23
4712139 Image communication apparatus 1987-12-08
4645832 Cellulose fiber-reactive disazo or trisazo dyes having a triazine ring substituted by A(B-sulfatoethyl) sulfonylanilino group Toshio Niwa 1987-02-24
4620203 Electrostatic image forming apparatus using field effect transistors Kaname Nakatani 1986-10-28
4600071 Flow control apparatus for power steering Hisashi Kitahara, Noboru Hattori, Nobuteru Hitomi 1986-07-15
4536634 Hot wire arc welding torch assembly Akiyoshi Nawa 1985-08-20
4531040 Hot wire type arc welding torch and cable Akiyoshi Nawa, Takao Shimizu 1985-07-23
4477551 Photosensitive layer for electrophotography Akira Fushida, Yasushi Kamezaki 1984-10-16
4474480 Hand type musical timepiece 1984-10-02
4467176 Hot-wire arc welding apparatus Takaji Mizuno, Takao Shimizu 1984-08-21
4456813 Hot wire type arc welding system Masanori Mizuno, Takaji Mizuno 1984-06-26
4456814 Arc welding apparatus including function generators for controlling welding parameters Takaji Mizuno, Takao Shimizu 1984-06-26
4451549 Laminated photosensitive plate for electrophotography and process for preparation thereof 1984-05-29
4438187 Photosensitive composition for electrophotography with chloronaphthoquinones Akira Fushida 1984-03-20
4437162 Residual liquid meter using computer responsive to measurements of liquid level and flow 1984-03-13
4435086 Liquid crystal display device for world time wristwatch 1984-03-06
4424269 Electrophotographic CdS or CdSSe with ozone deterioration inhibitor Hideyuki Sasaki, Toru Nakazawa, Hideo Fukuda, Yasushi Kamezaki, Akira Fushida 1984-01-03
4417341 Glass laser amplifier having a number of trigger members Chiyoe Yamanaka, Kunio Yoshida, Eiji Yoshida 1983-11-22
4413047 Cadmium photoconductor with (dialkylpyrophosphato) organic titanate additive Akira Fushida, Hideo Fukuda, Toru Nakazawa, Yasushi Kamezaki, Hideyuki Sasaki 1983-11-01
4398428 Fluid flow sensor 1983-08-16
4388392 Laminated photosensitive plate for electrophotography having an electron donative polymer and phenanthrene charge transport layer Akira Fushida 1983-06-14
4380196 Plate for lithography or offset printing Akira Fushida, Yasuo Ueda, Yasusuke Tohi, Tatsuo Aizawa 1983-04-19
4285089 Windshield washer of motor vehicle Koichi Takahashi 1981-08-25
4275477 Vehicle window glass washing system 1981-06-30
4253330 Fuel consumption measuring apparatus 1981-03-03