HY

Hiroshi Yoshioka

SC Shin-Etsu Chemical Co.: 38 patents #92 of 2,176Top 5%
HI Hitachi: 33 patents #772 of 28,497Top 3%
Mitsubishi Electric: 27 patents #583 of 25,717Top 3%
SO Sony: 21 patents #1,931 of 25,231Top 8%
SC Sumitomo Chemical: 13 patents #331 of 4,033Top 9%
Fujitsu Limited: 10 patents #3,161 of 24,456Top 15%
HE Hitachi Vlsi Engineering: 8 patents #95 of 666Top 15%
Honda Motor Co.: 7 patents #3,151 of 21,052Top 15%
ME Mebiol: 5 patents #2 of 10Top 20%
TK Terumo Kabushiki Kaisha: 5 patents #271 of 1,558Top 20%
WC W.R. Grace & Co.-Conn.: 5 patents #144 of 1,045Top 15%
Canon: 4 patents #10,118 of 19,416Top 55%
HC Hitachi Media Electronics Co.: 4 patents #51 of 214Top 25%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
HC Hitachi Ulsi Systems Co.: 4 patents #214 of 867Top 25%
KO Konica: 3 patents #771 of 1,958Top 40%
MC Menicon Co.: 3 patents #65 of 263Top 25%
ME Mitsubishi Engineering-Plastics: 2 patents #49 of 163Top 35%
KK Kirin Beer Kabushiki Kaisha: 2 patents #76 of 379Top 25%
YK Yoshida Kogyo K.K.: 2 patents #177 of 468Top 40%
MC Mitsubishi Gas Chemical Company: 2 patents #789 of 1,727Top 50%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
FL Fujitsu Semiconductor Limited: 1 patents #612 of 1,301Top 50%
FL Fujitsu Semiconductor Memory Solution Limited: 1 patents #1 of 11Top 10%
HC Hitachi Device Engineering Co.: 1 patents #292 of 514Top 60%
HS Hitachi Hokkai Semiconductor: 1 patents #44 of 98Top 45%
JO Joled: 1 patents #250 of 392Top 65%
KS Kabushiki Kaisha Showa Seisakusho: 1 patents #9 of 45Top 20%
KO Kose: 1 patents #26 of 101Top 30%
MK Mitsubishi Denki K.K.: 1 patents #164 of 577Top 30%
MD Mitsubisih Denki: 1 patents #26 of 381Top 7%
NI Nissho: 1 patents #65 of 171Top 40%
NC Nitto Boseki Co.: 1 patents #172 of 339Top 55%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
SI Sanyo Chemical Industries: 1 patents #242 of 607Top 40%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
IBM: 1 patents #44,794 of 70,183Top 65%
EM Elpida Memory: 1 patents #419 of 692Top 65%
Overall (All Time): #3,941 of 4,157,543Top 1%
186
Patents All Time

Issued Patents All Time

Showing 126–150 of 186 patents

Patent #TitleCo-InventorsDate
5114815 Electrophotographic photoreceptor having a light-sensitive layer formed from titanyl phthalocyanine pigment dispersed in a branched ester or alcohol solvent Yasuhiro Oda, Hajime Tadokoro, Yoshihide Fujimaki 1992-05-19
5088900 Motor-operated pump having a projection for protecting a commutator Shingo Iwai 1992-02-18
5086145 Method of manufacturing solvent-soluble polyorganosilsesquioxanes Takashi Morimoto 1992-02-04
5070280 Deflection yoke Nobutaka Okuyama, Soichi Sakurai, Kouji Kitou, Michitaka Ohsawa, Ichiro Niitsu +3 more 1991-12-03
5049617 Organopolysiloxane compound Ichiro Ono, Hitoshi Uehara 1991-09-17
5039771 Method for the preparation of a ladder-type organopolysiloxane Takashi Morimoto 1991-08-13
5039761 Methacryl function dimethylpolysiloxanes and graft copolymers thereof Ichiro Ono 1991-08-13
5038463 Apparatus for assembling a vehicular drive shaft Yoshiharu Kamata, Nobuyoshi Nagatsuma, Mituharu Ozawa 1991-08-13
5032636 Novel organosilicon compound Ichiro Ono 1991-07-16
5030776 Process for producing nitrobenzenes Hiroshi Sato, Koichi Nagai, Yoshihiko Nagaoka 1991-07-09
5028898 Color cathode-ray tube having deflection yoke Michio Tsukii, Kunio Shimada, Eiichi Nishiyama, Takumi Karasawa, Fumiaki Yonai +1 more 1991-07-02
5022922 Agent for improving composite materials Akinari Itagaki, Masaaki Yamaya, Akihiko Watanabe, Keita Miyazato 1991-06-11
5013625 Photoreceptor Yoshio Takizawa, Kunio Sigeta, Shigeki Takeuchi, Yoshihide Fujimaki 1991-05-07
5007154 Method of assembling a vehicular driving shaft Yoshiharu Kamata, Nobuyoshi Nagatsuma, Mituharu Ozawa 1991-04-16
5004846 Process for producing nitrobenzenes Hiroshi Sato, Kenichi Hirose, Koichi Nagai, Yoshihiko Nagaoka 1991-04-02
4992252 Method for production of hydroxylammonium salt Hiroshi Ichihashi, Kikuo Takeda 1991-02-12
4990561 Wax composition and preparation method thereof 1991-02-05
4981986 Organosilicon compound Masaaki Yamaya, Kazuharu Sato, Akinari Itagaki 1991-01-01
4958040 Process for the preparation of diorganohalogenosilanes Masaaki Yamaya, Hiromi Ohsaki, Akira Hayashida 1990-09-18
4954586 Soft ocular lens material Nobuyuki Toyoshima, Takanori Shibata, Atsushi Hirashima, Ichiro Ando, Noriko Iwata +2 more 1990-09-04
4950726 Organopolysiloxane compound having liquid-crystalline phase Yoshitaka Hamada, Masanao Kamei 1990-08-21
4943452 Method for improving composite materials by use of a silane coupling agent Akinari Itagaki, Masaaki Yamaya, Akihiko Watanabe, Keita Miyazato 1990-07-24
4931690 Color picture tube with an electron shield Takemitsu Kokubu 1990-06-05
4926972 Method of and apparatus for injecting liquid into boot for joint units Nobuyoshi Nagatsuma, Shinobu Kobayashi 1990-05-22
4877847 Polyphenylene ether resin composition Masanobu Masu, Kenzi Kouno, Isao Nomura, Kazuo Yamamiya 1989-10-31