MT

Masahiko Takahashi

HI Hitachi: 24 patents #1,340 of 28,497Top 5%
NE Nec: 10 patents #1,345 of 14,502Top 10%
KM Konica Minolta: 9 patents #316 of 2,718Top 15%
KT Kabushiki Kaisha Toshiba: 9 patents #3,402 of 21,451Top 20%
TL Tokyo Electron Limited: 7 patents #1,084 of 5,567Top 20%
Canon: 6 patents #8,497 of 19,416Top 45%
SU Subaru: 5 patents #175 of 1,436Top 15%
NT Nec Tokin: 5 patents #48 of 299Top 20%
HM Hitachi Maxell: 3 patents #330 of 1,211Top 30%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
NC Nitto Boseki Co.: 2 patents #91 of 339Top 30%
MM Mitsubishi Mining: 1 patents #886 of 2,247Top 40%
AU Audio-Technica: 1 patents #116 of 180Top 65%
IT Inphase Technologies: 1 patents #49 of 85Top 60%
KO Komori: 1 patents #120 of 219Top 55%
AC Asahi Kasei Kogyo Co.: 1 patents #565 of 1,395Top 45%
NC Nippon Columbia Co.: 1 patents #15 of 66Top 25%
SC Snow Brand Milk Products Co.: 1 patents #171 of 337Top 55%
TU Tohoku University: 1 patents #615 of 1,680Top 40%
TS Toshiba Energy Systems & Solutions: 1 patents #268 of 569Top 50%
YE Yokogawa Electric: 1 patents #658 of 1,441Top 50%
📍 Hino, OR: #1 of 1 inventorsTop 100%
Overall (All Time): #18,172 of 4,157,543Top 1%
89
Patents All Time

Issued Patents All Time

Showing 76–89 of 89 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
5270987 Magneto-optical recording and reproducing method, magneto-optical memory apparatus and magneto-optical recording medium therefor Toshimitsu Kaku, Shigeru Nakamura, Toshio Niihara, Harukazu Miyamoto, Norio Ohta +7 more 1993-12-14
5170383 Magneto-optical data recording system Seiji Yonezawa, Norio Ohta, Toshio Niihara, Keiji Kataoka, Harukazu Miyamoto +2 more 1992-12-08
5062091 Magneto-optical recording method and apparatus capable of overwriting data using a radiation beam Takeshi Maeda, Norio Ohta, Yoshio Suzuki 1991-10-29
5000843 Culture fluid concentrator Eitaro Kumazawa, Takao Hatai, Seiji Ishida, Atushi Baba 1991-03-19
4977798 Transmission ratio control system for a continuously variable transmission 1990-12-18
4819690 Pressure control valve 1989-04-11
4784630 Rotating speed detecting device for a continuously variable transmission for a vehicle 1988-11-15
4730523 Transmission ratio control system for an infinitely variable transmission 1988-03-15
4645046 Parking lock mechanism for a vehicle having an infinitely variable transmission Toshio Takano 1987-02-24