HT

Hiroyasu Takeuchi

MC Mitsubishi Mining & Cement Co.: 6 patents #4 of 110Top 4%
MM Mitsubishi Materials: 3 patents #352 of 1,543Top 25%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #527,512 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
5418432 Variable color luminaire Katunobu Hamamoto 1995-05-23
5338356 Calcium phosphate granular cement and method for producing same Masahiro Hirano 1994-08-16
5227147 Apatite whisker and method for preparation thereof Masahiro Yoshimura, Koji Ioku, Kengo Okamoto 1993-07-13
5152836 Hydraulic calcium phosphate cement composition and cement composition containing hardening liquid Masahiro Hirano 1992-10-06
4957437 Artificial tooth Kaizo Shimura, Masahiro Hirano, Yohji Imai 1990-09-18
4820573 Fiber glass mainly composed of calcium phosphate Hideo Tagai, Masahiro Kobayashi, Shigeo Niwa, Mikiya Ono 1989-04-11
4735857 Fiber glass mainly composed of calcium phosphate Hideo Tagai, Masahiro Kobayashi, Shigeo Niwa, Mikiya Ono 1988-04-05
4613577 Fiber glass mainly composed of calcium phosphate Hideo Tagai, Masahiro Kobayashi, Shigeo Niwa, Mikiya Ono 1986-09-23
4497075 Filler for filling in defects or hollow portions of bones Shigeo Niwa, Kazuhiko Sawai, Shinobu Takahashi, Mikiya Ono, Yoshiaki Fukuda +1 more 1985-02-05
4429691 Method for filling in defects or hollow portions of bones Shigeo Niwa, Kazuhiko Sawai, Shinobu Takahashi, Hideo Tagai, Mikiya Ono +1 more 1984-02-07