MT

Masahiko Takahashi

HI Hitachi: 4 patents #57 of 3,149Top 2%
HM Hitachi Maxell: 1 patents #9 of 69Top 15%
KT Kabushiki Kaisha Toshiba: 1 patents #404 of 1,641Top 25%
📍 Hino, OR: #1 of 1 inventorsTop 100%
Overall (1994): #2,942 of 165,921Top 2%
5
Patents 1994

Issued Patents 1994

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5377212 Solid-state laser device including uniaxial laser crystal emitting linearly polarized fundamental wave and nonlinear optical crystal emitting linearly polarized harmonic wave Kimio Tatsuno, Tetsuo Andou, Tsuyoshi Miyai, Sten Helmfrid, Koji Muraoka +1 more 1994-12-27
5368986 Information recording media, manufacturing method for the same, and information recording method Motoyasu Terao, Keikichi Andoo, Shigenori Okamine, Yasushi Miyauchi, Masaaki Futamoto +1 more 1994-11-29
5339650 Cryostat Ryuichi Hakamada, Toru Kuriyama, Hideki Nakagome 1994-08-23
5321672 Method of an apparatus for magneto-optically recording information by changing the position or shape or controlling the diameter of reversed domains Harukazu Miyamoto, Yoshio Suzuki, Toshio Niihara, Norio Ohta, Fumiyoshi Kirino +1 more 1994-06-14
5281797 Short wavelength optical disk head having a changeable aperture Kimio Tatsuno, Shigeru Nakamura, Hisataka Sugiyama 1994-01-25