OY

Osamu Yamagishi

YC Yanmar Holdings Co.: 7 patents #51 of 636Top 9%
KT Kabushiki Kaisha Toshiba: 5 patents #5,683 of 21,451Top 30%
YC Yanmar Power Technology Co.: 2 patents #50 of 202Top 25%
FL Fujitsu Mobile Communications Limited: 1 patents #17 of 77Top 25%
NT NTT: 1 patents #2,911 of 4,871Top 60%
Overall (All Time): #317,152 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
11428177 Engine device Ryoichi Hagiwara, Kazuteru TOSHINAGA, Masayoshi Doi, Taishi Murakami, Tatsuro Ohsara 2022-08-30
11111866 Engine device Ryoichi Hagiwara, Kazuteru TOSHINAGA, Masayoshi Doi, Taishi Murakami, Tatsuro Ohsara 2021-09-07
10690069 Engine device Ryoichi Hagiwara, Kazuteru TOSHINAGA, Masayoshi Doi, Taishi Murakami, Tatsuro Ohsara 2020-06-23
10393035 Engine device Ryoichi Hagiwara, Masayoshi Doi, Taishi Murakami, Tatsuro Ohsara 2019-08-27
10378461 Engine device Ryoichi Hagiwara, Masayoshi Doi, Taishi Murakami, Tatsuro Ohsara 2019-08-13
10330031 Gas engine Tatsuro Ohsara, Keiji Matsumoto 2019-06-25
10267254 Engine device Ryoichi Hagiwara, Naoya Ikeda 2019-04-23
10221796 Engine device Ryoichi Hagiwara, Naoya Ikeda 2019-03-05
10094309 Engine device Ryoichi Hagiwara 2018-10-09
8909854 Memory device with specified write data size Atsushi Shiraishi, Misao Hasegawa 2014-12-09
8503864 Encoded data recording apparatus and mobile terminal Seiji Oura, Yuichi Sato, Yasunori Arai, Yoshihiro Kataoka, Hiroshi Ogasawara +2 more 2013-08-06
7376330 Encoded data recording apparatus and mobile terminal Seiji Oura, Yuichi Sato, Yasunori Arai, Yoshihiro Kataoka, Hiroshi Ogasawara +2 more 2008-05-20
6377818 Communication terminal apparatus Akira Irube, Shigenobu Minami 2002-04-23
5062035 Time slot allocation for loop networks Shigeaki Tanimoto, Tadashi Kayano, Hirobumi Karasawa, Tomoo Kunikyo 1991-10-29
4779261 Loop network Tomoo Kunikyo, Tatsuo Kaji 1988-10-18