AO

Akira Okada

Mitsubishi Electric: 43 patents #197 of 25,717Top 1%
KC Kyowa Chemical Industry Co.: 22 patents #2 of 54Top 4%
Fujitsu Limited: 15 patents #1,986 of 24,456Top 9%
NT NTT: 8 patents #658 of 4,871Top 15%
KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
Nissan Motor Co.: 4 patents #1,803 of 8,689Top 25%
IBM: 4 patents #21,733 of 70,183Top 35%
YC Yamanouchi Pharmaceutical Co.: 4 patents #101 of 516Top 20%
SO Sony: 3 patents #10,744 of 25,231Top 45%
FL Fujitsu Takamisawa Component Limited: 3 patents #30 of 113Top 30%
MI Ministry Of International Trade & Industry: 3 patents #49 of 582Top 9%
SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
TA Tdk Electronics Ag: 3 patents #83 of 503Top 20%
AT Agency Of Industrial Science And Technology: 3 patents #163 of 1,778Top 10%
CC C.Uyemura & Co.: 3 patents #36 of 180Top 20%
TK Tyco Electronics Amp K.K.: 2 patents #54 of 151Top 40%
KC Kokusai Denshin Denwa Co.: 2 patents #159 of 382Top 45%
SC Shimizu Construction Co.: 2 patents #41 of 352Top 15%
Canon: 2 patents #12,681 of 19,416Top 70%
JG Jgc: 2 patents #69 of 393Top 20%
DE Denso: 2 patents #4,986 of 11,792Top 45%
SL Spansion Llc.: 1 patents #435 of 769Top 60%
TA Takenaka: 1 patents #67 of 199Top 35%
DC Dainippon Screen Mfg. Co.: 1 patents #531 of 977Top 55%
MK Meiji Seika Kaisha: 1 patents #353 of 752Top 50%
UC Ucc Ueshima Coffee Co.: 1 patents #5 of 20Top 25%
NS Nippon Soken: 1 patents #783 of 1,540Top 55%
NC Nagata Seiki Co.: 1 patents #10 of 25Top 40%
FL Fujitsu Semiconductor Limited: 1 patents #612 of 1,301Top 50%
FL Fujitsu Component Limited: 1 patents #204 of 281Top 75%
NC Nitto Boseki Co.: 1 patents #172 of 339Top 55%
ST Sandisk Technologies: 1 patents #1,320 of 2,224Top 60%
SC Sanyo Electric Air Conditioning Co.: 1 patents #9 of 42Top 25%
Overall (All Time): #6,657 of 4,157,543Top 1%
145
Patents All Time

Issued Patents All Time

Showing 126–145 of 145 patents

Patent #TitleCo-InventorsDate
5047203 Purifier for nuclear reactor cooling water and method of purification Shigeo Miyata 1991-09-10
4912903 Space frame using square steel tubular members Kimihiko Mogami, Michihiko Ohta, Kouki Hatanaka, Noriaki Numakura, Mamoru Kimura +1 more 1990-04-03
4848960 Finishing machine for a concrete surface Yasuo Kajioka, Tomio Komine, Satoru Shimizu 1989-07-18
4810678 Gas pressure sintering of silicon nitride with addition of rare earth oxides Naoto Hirosaki 1989-03-07
4772590 Oily composition of aclarubicin or hydrochloride thereof Hiroitsu Kawata, Shunji Hasumi, Masayoshi Aruga, Toshimitsu Konno, Ken Iwai +1 more 1988-09-20
4641951 Method and apparatus for electrophotographically reproducing a desired portion of an original on copying paper Tsuneo Takagi, Kenjiro Tanabe, Masao Fukushima, Hiroki Kyushima, Kiyoshi Takenaka +1 more 1987-02-10
4584886 Resolution device for semiconductor thin films Hideki Matsunaga, Naoyuki Hirate 1986-04-29
4571362 Magnetic recording medium Nobuhiro Sato, Yutaka Nakashima 1986-02-18
4523802 Unitary mounting structure for semiconductor laser and optical fiber Haruo Sakaguchi, Norio Seki, Shu Yamamoto 1985-06-18
4505887 Fibrous magnesium oxide and process for production thereof Shigeo Miyata, Toru Hirose 1985-03-19
4472370 Processes for the production of slaked lime and magnesium hydroxide Shigeo Miyata, Toru Hirose 1984-09-18
4399189 Magnetic recording medium Yutaka Nakashima 1983-08-16
4351814 Hydrotalcites having a hexagonal needle-like crystal structure and process for production thereof Shigeo Miyata 1982-09-28
4339360 Particles of activated oxidized polysaccharide substance coated with inactive protective layer and method for manufacture thereof Toshimi Shimizu, Shoei Fujishige 1982-07-13
4296996 Feedthrough for optical fiber Yasuhiko Niiro, Kahei Furusawa 1981-10-27
4272559 Method for surface treatment of shaped articles of polyvinyl chloride resins Michihiko Asai, Keishiro Tsuda 1981-06-09
4250169 Method of producing antibiotics suppositories Kaoru Hosoi, Tadamasa Ikeda, Takemi Nakayoshi 1981-02-10
4246254 Fibrous magnesium hydroxide and process for production thereof Shigeo Miyata 1981-01-20
4238777 Drop-out detecting system for video recording magnetic tape Yoshio Mikame, Ryoiti Aizawa 1980-12-09
4218321 Device for removal of excess water from blood Kanji Sasaki, Tetsuro Suehiro 1980-08-19