TH

Tetsuya Hirashima

NS Nippon Steel: 7 patents #329 of 4,423Top 8%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
Overall (All Time): #450,201 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
11512359 Hot rolled steel sheet and method for producing same Takeshi Toyoda 2022-11-29
11486020 Hot-rolled steel sheet and production method therefor Takeshi Toyoda 2022-11-01
11473159 Hot rolled steel sheet and method for producing same Takeshi Toyoda 2022-10-18
11434555 Hot-rolled steel sheet Takeshi Toyoda, Riki Okamoto 2022-09-06
11326235 Hot rolled steel sheet and method for manufacturing same Takeshi Toyoda 2022-05-10
11274355 Hot rolled steel sheet and method for producing same Takeshi Toyoda, Riki Okamoto, Natsuko Sugiura 2022-03-15
11198929 Hot rolled steel sheet and method for producing same Takeshi Toyoda, Riki Okamoto 2021-12-14
5202652 Surface acoustic wave filter device formed on a plurality of piezoelectric substrates Toyoji Tabuchi, Mitsutaka Hikita, Nobuhiko Shibagaki 1993-04-13
5087901 Surface acoustic wave band-pass filter with different phase weighted transducers Kazuhito Kurosawa, Mitsutaka Hikita, Toyoji Tabuchi, Nobuhiko Shibagaki 1992-02-11
4939487 Surface acoustic wave filter Akitsuna Yuhara, Hitoshi Watanabe, Jun Yamada 1990-07-03
4775814 Saw device Akitsuna Yuhara, Jun Sasaki, Jun Yamada 1988-10-04