OY

Osamu Yoshikawa

SM Smk: 28 patents #3 of 269Top 2%
Shimano: 15 patents #115 of 759Top 20%
Mitsubishi Electric: 9 patents #3,275 of 25,717Top 15%
YO Yoshikawa: 7 patents #1 of 2Top 50%
SH Shimadzu: 6 patents #288 of 2,007Top 15%
SI Shimano Industrial: 4 patents #18 of 60Top 30%
SC Saiden Chemical Industry Co.: 1 patents #7 of 21Top 35%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #32,603 of 4,157,543Top 1%
66
Patents All Time

Issued Patents All Time

Showing 26–50 of 66 patents

Patent #TitleCo-InventorsDate
7119798 Digitizing tablet Hirotoshi Ishibashi 2006-10-10
7113053 Pulse-width modulation signal generating device and method for generating pulse-width modulation signals 2006-09-26
6860410 Powder and grain feeder 2005-03-01
RE38099 Spinning reel having balancer Yoshiyuki Furomoto, Hideo Noda, Noboru Sakaguchi 2003-04-29
6275289 Monochromator 2001-08-14
6064697 Pulse modulating method, pulse modulating equipment and pulse demodulating equipment 2000-05-16
6034767 Monochromator and optical analyzing device using the same 2000-03-07
6027058 Spinning reel having balancing means Yoshiyuki Furomoto, Hideo Noda, Noboru Sakaguchi 2000-02-22
5967438 Spinning reel having balancing means Yoshiyuki Furomoto, Hideo Noda, Noboru Sakaguchi 1999-10-19
5883617 Pointing device with improved cursor control data 1999-03-16
5852260 Pressure sensitive three-dimensional tablet and manipulation data detecting method therefor 1998-12-22
5815139 Relative manipulated variable input device Takayuki Mizuki 1998-09-29
D397325 Coordinate input device Shinichi Kawakami 1998-08-25
5790105 Pressure sensitive resistor tablet coordinate input device 1998-08-04
5786812 Tablet pointer Ryo Okamura, Minekazu Miyazaki, Noriyuki Nakanishi 1998-07-28
5772138 Spinning reel having balancing means Yoshiyuki Furomoto, Kenichi Sugawara 1998-06-30
5659154 Method and apparatus for coordinate detection 1997-08-19
5540397 Spinning reel 1996-07-30
D368100 Feeder for supplying a fixed quantity of particles Hirofumi Yoshikawa 1996-03-19
5453941 Method and device for detecting and measuring pressure and coordinates in pressure-sensitive pads 1995-09-26
5419505 Spinning reel having a stopper for limiting spool movement 1995-05-30
5392035 Transparent coordinate detection device 1995-02-21
5379957 Spinning reel having balancer Yoshiyuki Furomoto, Hideo Noda, Noboru Sakaguchi 1995-01-10
5375747 Pulverulent material feeder apparatus Hirofumi Yoshikawa 1994-12-27
5350129 Spinning reel having balancing means Yoshiyuki Furomoto, Kenichi Sugawara 1994-09-27