HO

Hiroshi Okamura

KT Kabushiki Kaisha Toshiba: 19 patents #1,558 of 21,451Top 8%
Ricoh Company: 14 patents #1,578 of 9,818Top 20%
PA Panasonic: 7 patents #3,841 of 21,108Top 20%
Honda Motor Co.: 4 patents #5,328 of 21,052Top 30%
TC Toyo Kohan Co.: 4 patents #63 of 295Top 25%
SE Seiko Epson: 3 patents #3,864 of 7,774Top 50%
RO Roland: 2 patents #105 of 292Top 40%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
SK Showa Shell Sekiyu Kabushiki Kaisha: 1 patents #22 of 60Top 40%
GC Goyo Paper Working Co.: 1 patents #8 of 17Top 50%
SI Sumitomo Light Metal Industries: 1 patents #103 of 254Top 45%
TE Toshiba Computer Engineering: 1 patents #4 of 11Top 40%
KL Kenwood Limited: 1 patents #119 of 319Top 40%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
YU Yamaguchi University: 1 patents #44 of 132Top 35%
NC Nippon Piston Ring Co.: 1 patents #120 of 208Top 60%
📍 Shizuoka, CA: #4 of 23 inventorsTop 20%
Overall (All Time): #33,412 of 4,157,543Top 1%
65
Patents All Time

Issued Patents All Time

Showing 51–65 of 65 patents

Patent #TitleCo-InventorsDate
5234755 Water absorptive and retentive flexible cloth and method for producing same 1993-08-10
5233481 Magnetic recording and reproducing apparatus Koji Osafune 1993-08-03
5099368 Method of accessing a medium with low power consumption and a recording/reproducing apparatus for realizing the same 1992-03-24
5043837 Alignment disk for magnetic head azimuth correction Shouji Nakajima, Chikahisa Kawakami 1991-08-27
5038230 Method of accurately executing read access and magnetic recording/reproducing apparatus therefor Masahiro Kusunoki, Koji Osafune, Yoshihisa Nakamori 1991-08-06
4949090 Transmit/receive module test system Seizo Tamii, Norio Mutoh, Hiroshi Hasegawa, Noriyuki Tanii 1990-08-14
4939608 Low-noise magnetic read/write head Susumu Kimura, Masahiro Kusunoki 1990-07-03
4916557 Method of sharing various types of medium drives and recording/reproduction apparatus with medium controller for realizing the method 1990-04-10
4882612 Power semiconductor device Yasunori Usui, Yoshinari Uetake, Takashi Fujiwara 1989-11-21
4845576 Magnetic recording/reproduction apparatus Masahiro Kusunoki, Toshiya Saito, Hiroshi Ohashi 1989-07-04
4819103 Apparatus for reproducing data from magnetic recording medium 1989-04-04
4786989 Waveform equalizer for signal reproduced from a magnetic recording medium Hiroshi Suzuki 1988-11-22
4724950 Conveyor roller with surface layer composed of matrix rubber and dispersed collagen fibers 1988-02-16
4654741 Magnetic disc apparatus with liner that avoids bent edges of magnetic discs Toshiyuki Suzuki 1987-03-31
4649612 Method of manufacturing a rotor for rotary fluid pumps Hiroshi Sakamaki, Susumu Sugishita, Yukio Horikoshi, Kenji Shimizu 1987-03-17