KT

Katsuhiro Takahashi

Sumitomo Electric Industries: 10 patents #2,734 of 21,551Top 15%
SE Seiko Epson: 5 patents #2,973 of 7,774Top 40%
HS Hitachi Automotive Systems: 3 patents #507 of 1,636Top 35%
JC Japan Storage Battery Co.: 3 patents #29 of 170Top 20%
TC Takasago Perfumery Co.: 2 patents #12 of 65Top 20%
KE Keihin: 1 patents #237 of 596Top 40%
KC Kyoyu Agri Co.: 1 patents #3 of 16Top 20%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
AC Asahi Kasei Chemicals: 1 patents #262 of 543Top 50%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
AC Asahi Kasei Kogyo Co.: 1 patents #565 of 1,395Top 45%
FL Furuno Electric Company Limited: 1 patents #215 of 407Top 55%
HA Hitachi Astemo: 1 patents #649 of 1,276Top 55%
HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
📍 Tatsuno, JP: #4 of 127 inventorsTop 4%
Overall (All Time): #107,770 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 26–33 of 33 patents

Patent #TitleCo-InventorsDate
4906540 Lead-acid battery having a grid base of a lead-calcium alloy and a layer of lead-antimony-stannum alloy roll-bonded to the grid base Naoto Hoshihara, Hiroshi Yasuda 1990-03-06
4805277 Process for producing a grid for use in lead acid batteries Hiroshi Yasuda, Sadao Furuya, Naoto Hoshihara, Takashi Yamaguchi, Teruaki Ishii 1989-02-21
4548835 Method for fabricating electrodes for use in lead storage batteries Keiichi Watanabe, Naoto Hoshihara, HIROYUKI JINBO 1985-10-22
4428868 5-Methyl-2-(2'-oxo-3'-butyl)phenol and perfume compositions comprising same Toshio Yoshida 1984-01-31
4372947 Antibiotic saframycin S and process for producing the same Tadashi Arai, Kimiko Ishiguro, Koji Yokoyama 1983-02-08
4336314 Pasted type lead-acid battery Kunio Yonezu, Masaharu Tsubota 1982-06-22
4305975 Method of forming printed circuit Kunihiro Ikari, Kazuhiro Takeda 1981-12-15
4250117 4-Hydroxy-4-methyl-cyclohexen-2-one-1 Shigeru Muraki, Toshio Yoshida 1981-02-10