HT

Hiroaki Tanaka

DE Denso: 33 patents #137 of 11,792Top 2%
MC Murata Manufacturing Co.: 31 patents #166 of 5,295Top 4%
HC Hitachi Construction Machinery Co.: 27 patents #31 of 1,234Top 3%
SI Sumitomo Rubber Industries: 27 patents #47 of 1,637Top 3%
FI Fujifilm Business Innovation: 26 patents #12 of 1,659Top 1%
NS Nippon Soken: 19 patents #53 of 1,540Top 4%
NT Nec Lcd Technologies: 19 patents #12 of 305Top 4%
SO Sony: 19 patents #2,183 of 25,231Top 9%
TO Toyota: 18 patents #1,345 of 26,838Top 6%
KT Kabushiki Kaisha Toshiba: 15 patents #1,982 of 21,451Top 10%
NC Nippondenso Co.: 15 patents #75 of 3,479Top 3%
Ricoh Company: 14 patents #1,578 of 9,818Top 20%
NE Nec: 11 patents #1,181 of 14,502Top 9%
KO Komatsu: 10 patents #140 of 2,087Top 7%
SE Seiko Epson: 8 patents #2,198 of 7,774Top 30%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
KM Konica Minolta: 6 patents #610 of 2,718Top 25%
YE Yokogawa Electric: 5 patents #137 of 1,441Top 10%
TI Toray Industries: 5 patents #528 of 3,690Top 15%
FL Fujitsu General Limited: 4 patents #70 of 325Top 25%
NC Nissin Kogyo Co.: 4 patents #53 of 334Top 20%
KO Konica Minolta Opto: 4 patents #98 of 418Top 25%
TC Toyo Ink Mfg. Co.: 3 patents #62 of 499Top 15%
OC Onoda Cement Co.: 3 patents #12 of 155Top 8%
NK Nippon Kogaku K.K.: 3 patents #114 of 382Top 30%
SC Speedfam Co.: 3 patents #15 of 105Top 15%
HC Hitachi Ulsi Systems Co.: 3 patents #305 of 867Top 40%
HS Hitachi Hokkai Semiconductor: 3 patents #24 of 98Top 25%
KC King Jim Co.: 3 patents #52 of 138Top 40%
MC Mitsubishi Gas Chemical Company: 3 patents #605 of 1,727Top 40%
TC Tokyo Gas Co.: 2 patents #79 of 412Top 20%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
HC Hitachi Chemical Company: 2 patents #701 of 1,946Top 40%
JA Jatco: 2 patents #307 of 871Top 40%
KL Konica Minolta Advanced Layers: 2 patents #8 of 72Top 15%
MC Mitsuba Electric Manufacturing Co.: 2 patents #43 of 176Top 25%
NU National University Corporation Tohoku University: 2 patents #36 of 170Top 25%
NC Nippon Chemical Industrial Co.: 2 patents #62 of 212Top 30%
NI Nissan Chemical Industries: 2 patents #451 of 1,150Top 40%
NL Nissei Limited: 2 patents #17 of 53Top 35%
NO Noritz: 2 patents #93 of 228Top 45%
RT Renesas Technology: 2 patents #1,374 of 3,337Top 45%
Canon: 2 patents #12,681 of 19,416Top 70%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
EL Enshu Limited: 1 patents #12 of 22Top 55%
MU Meijo University: 1 patents #35 of 103Top 35%
FC Fuji Electric Co.: 1 patents #1,354 of 2,643Top 55%
ME Meidensha: 1 patents #255 of 555Top 50%
RJ Research Development Corporation Of Japan: 1 patents #170 of 402Top 45%
KC Kyoto Seisakusho Co.: 1 patents #11 of 23Top 50%
SC Sankyo Dengyo Co.: 1 patents #2 of 17Top 15%
KC Kansai Paint Co.: 1 patents #432 of 822Top 55%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
JA Japan Aerospace Exploration Agency: 1 patents #160 of 546Top 30%
SP Speedfam-Ipec: 1 patents #79 of 143Top 60%
SL Sri Sports Limited: 1 patents #123 of 176Top 70%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
HU Hosei University: 1 patents #9 of 25Top 40%
SS Sumitomo Wiring Systems: 1 patents #1,603 of 2,615Top 65%
TL Teijin Limited: 1 patents #850 of 1,631Top 55%
CH Chiyoda: 1 patents #141 of 358Top 40%
HA Hitachi Astemo: 1 patents #649 of 1,276Top 55%
Toshiba Memory: 1 patents #1,210 of 1,971Top 65%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
GC Gc: 1 patents #163 of 306Top 55%
NC Nippon Electric Glass Co.: 1 patents #229 of 437Top 55%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
MI Mitsuba: 1 patents #291 of 618Top 50%
ME Mercari: 1 patents #27 of 69Top 40%
📍 Kasumigaura, JP: #1 of 1 inventorsTop 100%
Overall (All Time): #649 of 4,157,543Top 1%
396
Patents All Time

Issued Patents All Time

Showing 376–396 of 396 patents

Patent #TitleCo-InventorsDate
4630047 Capacitive-type position and reference angular rotation detecting apparatus Shigeyuki Akita 1986-12-16
4625411 Apparatus for detecting rotation of steering wheel Hideki Kashiwagi, Shigeyuki Akita, Akira Kuno 1986-12-02
4623889 Signal transmitting device Shigeyuki Akita 1986-11-18
4613906 Picture combining apparatus Ryuzo Motoori 1986-09-23
4563683 Capacitive-type position and reference angular rotation detecting apparatus Shigeyuki Akita 1986-01-07
4523195 Rotational direction and angle detecting apparatus Shigeyuki Akita 1985-06-11
4514041 Polarizer with electrode thereon in a liquid crystal display 1985-04-30
4499465 Capacitive-type incremental and reference angular rotation detecting apparatus Shigeyuki Akita 1985-02-12
4477810 Capacity type rotation detecting apparatus Shigeyuki Akita 1984-10-16
4440029 Impact flow meter Hiroshi Tomiyasu 1984-04-03
4428232 Capacitance liquid level detector Shigeyuki Akita 1984-01-31
4423417 Capacitance type distance detecting apparatus Shigeyuki Akita 1983-12-27
4418348 Rotation position detector using stationary and rotatable disk plates Sigeyuki Akita 1983-11-29
4418347 Rotational position detecting apparatus Shigeyuki Akita 1983-11-29
4398136 Controller for automatic tool changer 1983-08-09
4384262 Temperature responsive astable multivibrator Sigeyuki Akita 1983-05-17
4350981 Capacitive rotational position detector Sigeyuki Akita 1982-09-21
4316158 R-C Oscillators using plural inverters Sigeyuki Akita 1982-02-16
4284335 Focus detecting apparatus Mikio Takemae 1981-08-18
4269491 Distance information judging circuit for focus detecting apparatus Nobuyoshi Hagyuda 1981-05-26
4267233 Electrically conductive fiber and method for producing the same Kiyokazu Tsunawaki 1981-05-12