II

Isao Ishikawa

HI Hitachi: 19 patents #1,906 of 28,497Top 7%
HC Hitachi Construction Machinery Co.: 5 patents #242 of 1,234Top 20%
SI Sanyo Chemical Industries: 4 patents #54 of 607Top 9%
SK Showa Denko K.K.: 3 patents #463 of 1,736Top 30%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
ZG Zexel Gmbh: 2 patents #110 of 348Top 35%
CE Cellseed: 1 patents #8 of 36Top 25%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
GE Geneial: 1 patents #76 of 188Top 45%
HM Hitachi Medical: 1 patents #371 of 680Top 55%
NS Nippon Sanso: 1 patents #107 of 243Top 45%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
SD Showa Denko: 1 patents #231 of 593Top 40%
Overall (All Time): #98,446 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 1–25 of 35 patents

Patent #TitleCo-InventorsDate
10603410 Complex of implant and cultured periodontal ligament cell sheet, method for manufacturing the same, and method for using the same Kaoru Washio, Teruo Okano, Takao Hanawa, Yusuke TSUTSUMI, Yuka Tsumanuma +2 more 2020-03-31
9175367 Process for neutralizing bauxite dissolution residual substance and process for producing aluminum hydroxide 2015-11-03
9114192 Cultured periodontal ligament cell sheet, process for producing the same and method of use thereof Teruo Okano, Masateru Hasegawa, Masayuki Yamato, Akihiko Kikuchi 2015-08-25
8679427 Process for neutralizing bauxite dissolution residual substance and process for producing aluminum hydroxide 2014-03-25
6669852 Separation method of goethite-containing red mud Haruo Washikita, Yasuo Kawai, Koyuki Mesuda 2003-12-30
6528028 Process for treating bauxite in which a desilication product and an insoluble residure are separately precipitated Yoshiyuki Takenaka, Yasuo Kawai 2003-03-04
6001039 Rotational speed difference sensitive type joint assembly Takashi Ohkubo, Shinichiro Nakajima 1999-12-14
5994421 Water-absorbent resin dispersion and polyurethane composition Kazuya Otani, Masahiro Matsuoka, Kohei Maeda, Kozaburo Nagata, Takao Ando +2 more 1999-11-30
5338267 Worm differential gear mechanism Satoshi Takahashi 1994-08-16
5335809 Heat insulating container Shoji Toida, Seiichi Ito, Hidetoshi Ohta 1994-08-09
5101663 Method for the determination of strength of join between ceramic and non-ceramic Toshio Narita, Tatuo Ishikawa 1992-04-07
5100926 Process for producing polyurethane Kanemitu Kondo, Takao Nomura, Junzo Ukai, Takuji Isaka, Kouzaburo Nagata 1992-03-31
5060201 Probe for ultrasonic microscope Takuya Semba, Yasuhiro Tani, Hisayoshi Sato 1991-10-22
5050137 Ultrasonic probe Kazuo Sato, Hiroshi Kanda, Shigeo Kato, Kuninori Imai, Takeji Shiokawa +9 more 1991-09-17
5003516 Ultrasonic probe and manufacture method for same Kazuo Sato, Hiroshi Kanda, Shigeo Kato, Kuninori Imai, Takeji Shiokawa +9 more 1991-03-26
4995711 Slide table Kuninori Imai, Takeji Shiokawa, Shigeo Kato, Toshimichi Ikeda, Kan Otake 1991-02-26
4931483 Polymer/polyol composition, processes for making the same and a polyurethane therefrom Masahiro Matsuoka, Keiichi Akimoto, Takeshi Sumita, Tsuyoshi Tomosada 1990-06-05
4820743 Polymer/polyol composition, processes for making the same and polyurethane therefrom Tsuyoshi Tomosada 1989-04-11
4730494 Method for examining a surface of a sample by means of ultrasound Hiroshi Kanda, Kageyoshi Katakura 1988-03-15
4666581 Apparatus for two-dimensional electrophoresis Michio Itoh, Motoko Yoshida, Kazunori Okano 1987-05-19
4597293 Scanning acoustic microscope Hiroshi Kanda, Kageyoshi Katakura, Chitose Nakaya 1986-07-01
4577504 Acoustic microscope Hiroshi Kanda 1986-03-25
4563900 Acoustic microscope Kunio Harada, Sumio Yamaguchi, Hiroshi Kanda, Yuzuru Ohji 1986-01-14
4563898 Acoustic microscope Hiroshi Kanda, Kageyoshi Katakura 1986-01-14
4510810 Ultrasonic microscope Hiroshi Kanda 1985-04-16