RY

Ryoichi Yamamoto

Fujitsu Limited: 39 patents #462 of 24,456Top 2%
MI Mitsui Petrochemical Industries: 13 patents #32 of 1,024Top 4%
Sumitomo Electric Industries: 9 patents #3,076 of 21,551Top 15%
KM Konica Minolta: 3 patents #626 of 1,361Top 50%
MC Mitsui Chemicals: 3 patents #648 of 2,279Top 30%
KA Kao: 2 patents #1,388 of 3,221Top 45%
FU Fujifilm: 2 patents #2,431 of 4,519Top 55%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
DE Denso: 1 patents #6,940 of 11,792Top 60%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
KM Konica Minolta: 1 patents #1,862 of 2,718Top 70%
MC Mitsui Engineering & Shipbuilding Co.: 1 patents #166 of 496Top 35%
NC Natec Co.: 1 patents #2 of 14Top 15%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
TK Teisan Kabushiki Kaisha: 1 patents #17 of 27Top 65%
UI Ube Industries: 1 patents #895 of 1,686Top 55%
Overall (All Time): #23,762 of 4,157,543Top 1%
78
Patents All Time

Issued Patents All Time

Showing 26–50 of 78 patents

Patent #TitleCo-InventorsDate
6467893 Method and apparatus for forming image with plural coating liquids Nobuo Matsumoto, Hideo Ishizaka 2002-10-22
6341852 Method and apparatus for forming image with feedback control of recording liquid 2002-01-29
6341063 Installation structure of printed-circuit board for electronic control unit Kenji Kinoshita, Hideki Ishihara, Akira Kurimoto, Haruki Matsuzaki, Akihiro Yoshida +3 more 2002-01-22
6299286 Method and apparatus for forming image with coating of recording liquid and undercoating liquid Nobuo Matsumoto, Hideo Ishizaka 2001-10-09
6057955 Optical modulator and drive method thereof 2000-05-02
6046837 Optical modulator 2000-04-04
5999246 Image recording apparatus with improved spatial light modulator 1999-12-07
5990272 Method of treating polyolefin Satoru Ohtani, Hiroshi Nishikawa, Teruhisa Kojima 1999-11-23
5981042 Medium for recording information on ferroelectric material using polarization Shizuo Umemura, Kazuo Sanada 1999-11-09
5962607 Method of vapor phase polymerization, vapor phase polymerizer and blower Toshihiro Okano, Mitsunori Ichimura, Yoshiaki Kikuchi 1999-10-05
5799412 Drying solid polymer apparatus Satoru Ohtani, Toshimi Hachimori, Teruhisa Kojima, Takahiro Mamyoda 1998-09-01
5753191 Gas distributor plate for a gas phase polymerization apparatus Takao Uetake, Satoru Ohtani, Yoshiaki Kikuchi, Kenji Doi 1998-05-19
5738249 Quantitative powder feeder capable of feeding powder by fixed amounts Yoshiaki Kikuchi, Tomohiro Arase, Shotaro Matsuda 1998-04-14
5684522 Method of recording information on ferroelectric material using polarization Shizuo Umemura, Kazuo Sanada 1997-11-04
5676847 Method for recovering crystals from slurry with wash water recycle means Toshiyuki Sakata, Hiroshi Suzuki, Etsuro Okamoto 1997-10-14
5463113 Process and apparatus for producing terephthalic acid Fujimasa Nakao, Etsurou Okamoto, Yasuhiko Yagi 1995-10-31
5418029 Information recording medium and method Shizuo Umemura, Kazuo Sanada 1995-05-23
5371729 Information recording method Shizuo Umemura, Kazuo Sanada 1994-12-06
5340647 Optomagnetic recording medium Satoshi Matsubaguchi, Takashi Yamada 1994-08-23
5267447 Process and device for preventing the liquefaction-leakage phenomenon of gas in a pressure regulator 1993-12-07
5145548 Laminating device for use in laminating a continuous ID card material 1992-09-08
5109377 Magneto-optical recording medium and method of producing the same Takashi Yamada, Satoshi Matsubaguchi, Akira Nahara 1992-04-28
5075145 Optical recording medium Takashi Yamada, Satoshi Matsubaguchi 1991-12-24
5055353 Magneto-optical recording medium Shizuo Umemura, Kiichi Kato, Takashi Yamada 1991-10-08
5008450 Process for exchanging dispersing medium of terephthalic acid slurry Hiroshi Suzuki 1991-04-16