YT

Yoshiaki Tanaka

VJ Victor Company Of Japan: 93 patents #6 of 1,489Top 1%
PA Panasonic: 34 patents #418 of 21,108Top 2%
Ricoh Company: 24 patents #864 of 9,818Top 9%
TK Toshiba Tec Kabushiki Kaisha: 21 patents #132 of 1,664Top 8%
Nissan Motor Co.: 20 patents #219 of 8,689Top 3%
KT Kabushiki Kaisha Toshiba: 16 patents #1,863 of 21,451Top 9%
Sharp Kabushiki Kaisha: 13 patents #1,272 of 10,731Top 15%
Tdk: 9 patents #675 of 3,796Top 20%
UC Uchihashi Estec Co.: 9 patents #1 of 10Top 10%
Sumitomo Electric Industries: 8 patents #3,473 of 21,551Top 20%
NM National Research Institute For Metals: 8 patents #4 of 167Top 3%
YE Yokogawa Electric: 8 patents #70 of 1,441Top 5%
Kawasaki: 6 patents #341 of 2,943Top 15%
TL Tokyo Electron Limited: 6 patents #1,241 of 5,567Top 25%
ZC Zeria Pharmaceutical Co.: 5 patents #5 of 123Top 5%
SI Sumitomo Heavy Industries: 4 patents #107 of 917Top 15%
ME Medicaroid: 4 patents #17 of 65Top 30%
SC Sekisui Chemical Co.: 3 patents #246 of 908Top 30%
DC Daiichi Seiyaku Co.: 3 patents #6 of 111Top 6%
SK Showa Shell Sekiyu K.K.: 3 patents #12 of 82Top 15%
MC Mitsubishi Mining & Cement Co.: 3 patents #14 of 110Top 15%
SS Sumitomo Wiring Systems: 3 patents #955 of 2,615Top 40%
HS Hitachi Automotive Systems: 3 patents #507 of 1,636Top 35%
TC Toyo Communication Equipment Co.: 3 patents #10 of 111Top 10%
MC Matsumoto Yushi-Seiyaku Co.: 2 patents #22 of 113Top 20%
DK Daiichi Denshi Kogyo Kabushiki Kaisha: 2 patents #8 of 50Top 20%
HS Harmonic Drive Systems: 2 patents #56 of 147Top 40%
JJ Jvc Victor Company Of Japan: 2 patents #6 of 22Top 30%
KC Kanzaki Paper Manufacturing Co.: 2 patents #90 of 211Top 45%
KZ Komatsu Zenoah: 2 patents #24 of 88Top 30%
LC Lignyte Co.: 2 patents #3 of 24Top 15%
MM Mitsubishi Materials: 2 patents #498 of 1,543Top 35%
NK Nippon Hoso Kyokai: 2 patents #182 of 703Top 30%
TC Tec Co.: 2 patents #17 of 177Top 10%
SO Sony: 2 patents #12,963 of 25,231Top 55%
SK Solar Frontier K.K.: 1 patents #20 of 47Top 45%
NC Nkk Co.: 1 patents #579 of 1,173Top 50%
ML Mitsubishi Petrochemical Company Limited: 1 patents #291 of 670Top 45%
MC Minolta Co.: 1 patents #942 of 1,416Top 70%
KA Kao: 1 patents #1,961 of 3,221Top 65%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
TC Tlv Co.: 1 patents #30 of 54Top 60%
KR Kabushiki Kaisha Honda Rokku: 1 patents #5 of 18Top 30%
JC Japan Petroleum Exploration Co.: 1 patents #32 of 93Top 35%
JO Japan National Oil: 1 patents #8 of 55Top 15%
HK Honda Giken Kogyo K.K.: 1 patents #97 of 311Top 35%
HA H. Lundbeck A/S: 1 patents #292 of 451Top 65%
ET Epson Toyocom: 1 patents #38 of 102Top 40%
DC Dow Corning Toray Silicone Company: 1 patents #139 of 246Top 60%
SE Seiki: 1 patents #8 of 22Top 40%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
📍 Shimabara, JP: #1 of 395 inventorsTop 1%
Overall (All Time): #1,111 of 4,157,543Top 1%
318
Patents All Time

Issued Patents All Time

Showing 276–300 of 318 patents

Patent #TitleCo-InventorsDate
5268974 Optical switch with piezoelectric bimorph Kazuyasu Hikita, Hiroyuki Iizuka 1993-12-07
5253098 Optical scanner Kazuyasu Hikita, Hiroyuki Iizuka 1993-10-12
5236735 Method of producing a thin film magnetic head Makoto Yoshida, Yuzuru Iwai, Noboru Yamanaka, Jun Shouzi, Tsutomu Koyanagi +2 more 1993-08-17
5202790 Photo-driven light beam deflecting apparatus Kenji Uchino, Kazuyasu Hikita, Mikiya Ono 1993-04-13
5198450 Phenylalkanoylamine derivatives, process for preparing the same, and usage of the same Kuniyoshi Ogura, Tomoji Aotsuka, Motoki Torizuka, Mitsuo Soeda, Hisayoshi Kato +4 more 1993-03-30
5196918 Integrated circuit device and method for manufacturing the same Mitsuaki Fujihira 1993-03-23
5184904 Paper feeder Kozo Hara, Tsuyoshi Sanada, Kiyotaka Nihashi 1993-02-09
5159845 Engine starter Minoru Wada, Hiroshi Katoh, Hiroshi Taguchi 1992-11-03
5154521 Printer having ribbon mask for reducing interference with recording sheet Kozo Hara, Kiyotaka Nihashi 1992-10-13
5145829 Method for manufacturing oxide high-temperature superconductor Toshihisa Asano, Masao Fukutomi, Hiroshi Maeda 1992-09-08
5142511 Piezoelectric transducer Harumi Kanai, Kazuyasu Hikita 1992-08-25
5140543 Apparatus for digitally processing audio signal 1992-08-18
5122993 Piezoelectric transducer Kazuyasu Hikita, Harumi Kanai 1992-06-16
5098210 Sheet feeding apparatus for a printing machine featuring a resiliently supported arm and planetary gear Tadao Fujisawa, Yoshihiro Hamamichi, Kozo Hara, Tsuyoshi Sanada, Masayoshi Koyanagi 1992-03-24
5081604 Finite impulse response (FIR) filter using a plurality of cascaded digital signal processors (DSPs) 1992-01-14
5032225 Temperature controlled method of coating a paper web Soichi Saji, Kenichiro Yokota, Masahiro Yamamoto 1991-07-16
5028604 Condensed benzene derivative Motoki Torizuka, Tomoji Aotsuka, Mitsuo Soeda, Kuniyoshi Ogura, Hisayoshi Kato +3 more 1991-07-02
4931622 Electronic card receiving device and ejection mechanism Tomonari Ohtsuki, Takakatsu Inoue 1990-06-05
4916146 Amino acid imide derivatives, usage thereof, and medicinal composition containing the same Tomoji Aotsuka, Naomi Kobayashi, Naoki Nakata, Kuniyoshi Ogura, Motoki Torizuka +2 more 1990-04-10
4878045 Locking cable for antitheft devices Yashihiro Tanaka, Toshikazu Kawakami, Tetsuo Yamagata 1989-10-31
4875063 Electrostatic recording apparatus Hiroyuki Idenawa, Hideaki Mochimaru, Hajime Kanda, Nobuhiro Makita, Takahiro Yagisita +12 more 1989-10-17
4870313 Piezoelectric resonators for overtone oscillations Kouichi Hirama, Tomokazu Shouzi 1989-09-26
4843221 Electronic card receiving device Tomonari Ohtsuki, Yoshiaki Igarashi, Toru Uno 1989-06-27
4753543 Electrostatic printing apparatus with heated adjustable pressure toner fixing rolls Hideaki Mochimaru, Hiroyuki Idenawa, Nobuhiro Makita, Masayoshi Miyamoto, Hajime Kanda 1988-06-28
4665494 Spectrum display device for audio signals Mamoru Inami, Zenju Otsuki 1987-05-12