SK

Seiichi Kashimura

PR Proterial: 7 patents #5 of 267Top 2%
HI Hitachi: 6 patents #6,582 of 28,497Top 25%
HC Hitachi Cable: 2 patents #313 of 1,086Top 30%
NT NTT: 1 patents #2,911 of 4,871Top 60%
Overall (All Time): #309,430 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12385840 Resin composition quality controlling method, cable and tube quality controlling method, determination device, inspection system, and cable and tube Kazufumi Suenaga 2025-08-12
12372471 Resin composition quality controlling method, cable and tube quality controlling method, determination device, inspection system, cable, and tube Kazufumi Suenaga, Koki Hirano 2025-07-29
12073964 Laminate structure, cable and tube Kazufumi Suenaga, Tamotsu Kibe, Kanako SUGANUMA 2024-08-27
11891535 Molded article and hollow tube Masamichi Kishi, Naoto Teraki, Takanobu Watanabe, Yuriko Kiyokane 2024-02-06
11845881 Cable and medical hollow tube Masamichi Kishi, Naoto Teraki, Takanobu Watanabe, Yuriko Kiyokane 2023-12-19
11779193 Molded article and hollow tube Masamichi Kishi, Naoto Teraki, Takanobu Watanabe, Yuriko Kiyokane 2023-10-10
11655587 Medical hollow tube Masamichi Kishi, Takanobu Watanabe, Kimika Kudo, Masashi Arai 2023-05-23
11401439 Molded article and hollow tube Masamichi Kishi, Naoto Teraki, Takanobu Watanabe, Yuriko Kiyokane 2022-08-02
11286615 Cable and medical hollow tube Masamichi Kishi, Takanobu Watanabe, Kimika Kudo, Masashi Arai 2022-03-29
11041091 Cable and medical hollow tube Masamichi Kishi, Naoto Teraki, Takanobu Watanabe, Yuriko Kiyokane 2021-06-22
10643762 Insulated wire and cable Koki Hirano, Masafumi Kaga, Tamotsu Kibe, Makoto Iwasaki 2020-05-05
10258765 Cable and medical hollow tube Takanobu Watanabe, Kimika Kudo, Masamichi Kishi 2019-04-16
8811278 Low/high frequency shared leakage antenna, base station apparatus and close-range detection system using the antenna Ken Takei, Kazuo Tamura, Nobuaki Kitano, Hiroyuki Hori, Yasuo Ishikawa 2014-08-19
7415183 Silica based glass waveguide and optical module using the same Hiroaki Okano 2008-08-19
5206925 Rare earth element-doped optical waveguide and process for producing the same Masataka Nakazawa, Yasuo Kimura, Katsuyuki Imoto, Toshikazu Kamoshida, Fujio Kikuchi 1993-04-27