SM

Shohei Mimura

Tdk: 5 patents #1,099 of 3,796Top 30%
SC Shin-Etsu Chemical Co.: 4 patents #740 of 2,176Top 35%
TC Tokyo Magnetic Printing Co.: 4 patents #2 of 46Top 5%
Overall (All Time): #529,945 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12197121 Phase shift mask blank, manufacturing method of phase shift mask, and phase shift mask Naoki Matsuhashi, Takuro Kosaka 2025-01-14
12181790 Reflective mask blank and reflective mask Hideo Kaneko, Tsuneo Terasawa 2024-12-31
12050396 Reflective mask blank, method of manufacturing thereof, and reflective mask Takuro Kosaka, Takuro Yamamoto, Yukio Inazuki 2024-07-30
11422456 Phase shift mask blank, method for producing phase shift mask, and phase shift mask Takuro Kosaka, Naoki Matsuhashi 2022-08-23
6310837 Magnetic recording medium Tsutomu Chou, Masao Shigeta, Masahiro Karatsu, Mari Fujii, Chikara Ishizaka +3 more 2001-10-30
6202926 Magnetic recording medium and method of making the same Masahiro Ito, Masao Shigeta, Tsutomu Chou 2001-03-20
6029895 Magnetic recording medium and method of making the same Masahiro Ito, Masao Shigeta, Tsutomu Chou 2000-02-29
5229219 Magnetic recording medium comprising a magnetic layer containing a specified magnetic ferrite powder and having a curie temperature up to 180.degree. C. Hideharu Moro, Shigeo Satoh, Osamu Kohmoto, Tetsuhito Yoneyama, Haruyuki Takahashi +1 more 1993-07-20
4923533 Magnetic shield-forming magnetically soft powder, composition thereof, and process of making Masao Shigeta, Tsutomu Choh, Hiroyoshi Shimizu, Ippo Hirai, Atsushi Makimura +1 more 1990-05-08