HO

Hiroshi Ohki

NI Nikon: 16 patents #248 of 2,493Top 10%
HI Hitachi: 15 patents #2,636 of 28,497Top 10%
SO Sony: 13 patents #3,381 of 25,231Top 15%
Sharp Kabushiki Kaisha: 7 patents #2,322 of 10,731Top 25%
SL Semiconductor Energy Laboratory: 4 patents #709 of 1,113Top 65%
NK Nippon Kogaku K.K.: 3 patents #114 of 382Top 30%
NA Nanosys: 2 patents #80 of 152Top 55%
Merck: 1 patents #5,419 of 9,382Top 60%
NC Nikkiso Co.: 1 patents #168 of 287Top 60%
HC Hitachi Instruments Engineering Co.: 1 patents #18 of 126Top 15%
SC Sanyo Denki Co.: 1 patents #133 of 221Top 65%
TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #35,862 of 4,157,543Top 1%
63
Patents All Time

Issued Patents All Time

Showing 26–50 of 63 patents

Patent #TitleCo-InventorsDate
5690895 Flow cell apparatus Masaetsu Matsumoto, Isao Yamazaki, Ryo Miyake, Masaharu Ishii, Ryohei Yabe +2 more 1997-11-25
5612818 Confocal microscope Satoru Kumagai 1997-03-18
5580526 Analytic test sheet feeder Masao Okayama, Takao Terayama, Kazuo Honma, Isao Shindo, Susumu Kai +1 more 1996-12-03
5452382 Optical waveguide device and optical microscope using the same Takashi SHIONOYA, Jun Iwasaki, Masaaki Doi 1995-09-19
5444689 Detection of phase and amplitude modulation information on optical medium with a waveguide Rieko Arimoto, Yutaka Iwasaki, Jun Iwasaki 1995-08-22
5428342 Analyzing system for operating condition of electrical apparatus Hideo Enoki, Masataka Kawauchi, Ichiro Nakamura, Kazuo Sakai 1995-06-27
5416578 Waveguide type wavelength measuring apparatus Jun Iwasaki 1995-05-16
5389783 Confocal laser scanning microscope with dual mode waveguide Takashi SHIONOYA, Jun Iwasaki 1995-02-14
5346137 Electromagnetic fuel injection valve Yoshio Okamoto, Hisanobu Kanamaru, Hitoshi Maeda, Satoshi Suzuki, Tohru Ishikawa +5 more 1994-09-13
5293291 Optical integrated device for magneto-optical reproducing head Masaaki Doi, Hideki Akasaka 1994-03-08
5270212 Cell analysis apparatus Hideyuki Horiuchi, Shinichi Sakuraba, Toshio Kaneko, Nobuyuki Tatara, Ryohei Yabe +2 more 1993-12-14
5243178 Focus detecting optical device utilizing two plane parallel plates 1993-09-07
H1233 Optical integrated device for a reproducing head for magneto-optical Masaaki Doi 1993-09-07
5214622 Information display apparatus Yasuhiro Nemoto, Kazuo Sakai, Masataka Kawauchi, Hideki Tanaka, Kihachiro Tanaka +2 more 1993-05-25
5174162 Pipetter, pipette tube, sample analyzing apparatus including them and method of mixing and pipetting liquids Ryo Miyake, Hideo Enoki, Toshio Kaneko, Hideyuki Horiuchi 1992-12-29
5166537 Particle analyzing method and device for realizing same Hideyuki Horiuchi, Toshio Kaneko 1992-11-24
5142140 Apparatus for counting particles suspended in a fluid having a polarizing beam splitter Isao Yamazaki, Toshio Kaneko, Keiji Kataoka 1992-08-25
5140654 Optical waveguide device for polarization rotation Hideki Akasaka, Masaaki Doi 1992-08-18
5130521 Optical card recording apparatus Kuninori Shino 1992-07-14
5122653 Confocal type laser scan microscope with integrated illumination, detection and waveguide system 1992-06-16
5079959 Analyzing system using sheath flow of sample Ryo Miyake, Isao Yamazaki, Toshio Kaneko, Hideyuki Horiuchi, Shinichi Sakuraba +1 more 1992-01-14
5023054 Blood filter and apparatus for hemorheological measurement Kazuo Sato, Yuji Kikuchi, Toshio Kaneko 1991-06-11
5007732 Flow-cell device Hideaki Kamohara, Ryo Miyake 1991-04-16
5008521 Reproducing apparatus for an optical recording medium Shoei Kobayashi, Takuya Wada 1991-04-16
4983038 Sheath flow type flow-cell device Ryo Miyake, Isao Yamazaki, Fujiya Takahata 1991-01-08