SK

Sumio Kato

MC Mitsui Mining & Smelting Co.: 4 patents #141 of 838Top 20%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
TL Teijin Limited: 3 patents #422 of 1,631Top 30%
SC Sunlux Co.: 2 patents #2 of 10Top 20%
Kyocera: 1 patents #2,054 of 3,732Top 60%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
📍 Akita, JP: #20 of 283 inventorsTop 8%
Overall (All Time): #345,757 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
11110439 Delafossite-type oxide for exhaust gas purification catalyst, and exhaust gas purification catalyst using same Masataka Ogasawara, Toshiharu Moriya, Katsuya Iwashina, Hironori IWAKURA 2021-09-07
11099030 Attitude estimation apparatus, attitude estimation method, and observation system Momoyo HINO, Hideaki MAEHARA, Kenji Taira 2021-08-24
10722870 Exhaust gas purification catalyst Masataka Ogasawara, Toshiharu Moriya, Katsuya Iwashina, Hironori IWAKURA 2020-07-28
10607533 Display apparatus with light emitting portions Ryoichi Yokoyama 2020-03-31
10222210 Navigation system and survey system Hideaki MAEHARA, Momoyo NAGASE, Kenji Taira 2019-03-05
10010871 Carrier for exhaust gas purification catalyst and exhaust gas purification catalyst Masataka Ogasawara, Hironori IWAKURA, Takahito Asanuma, Takashi Wakabayashi, Yunosuke Nakahara 2018-07-03
9162217 Exhaust gas purifying catalyst and carrier Shinichi Nakata, Masataka Ogasawara, Atsunori Ono, Yohei Takahashi, Takashi Wakabayashi +1 more 2015-10-20
8147946 Polarizing plastic optical device and process for producing the same 2012-04-03
7811481 Polarizing plastic optical device and process for producing the same 2010-10-12
6235558 Method for fabricating semiconductor device Akihiro Oda, Hiroyuki Ogawa 2001-05-22
5368932 Biaxially oriented polyester film for magnetic recording media containing theta or mixed alpha plus gamma aluminum oxide and inert organic particles Hirofumi Murooka, Masami Etchu 1994-11-29
5270096 Biaxially oriented polyester film for magnetic recording media Yoshihiro Oba, Hirofumi Murooka, Nobuo Minobe, Hideo Katoh 1993-12-14
5252388 Biaxially oriented polyester film for magnetic recording media Hirofumi Murooka, Masami Etchu 1993-10-12
4888642 Video signal processor 1989-12-19