MM

Masahiro Matai

NE Nec: 21 patents #459 of 14,502Top 4%
NT NTT: 2 patents #2,095 of 4,871Top 45%
Overall (All Time): #212,029 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6064863 Constitution of protrusible external and fixed internal antenna for radio portable remote terminal device — 2000-05-16
5761617 PLL synthesizer radio paging receiver capable of reducing an average power consumption Kunitoshi Yonekura 1998-06-02
5752174 Radio receiver with automatic adjustment of oscillation frequencies Kunitoshi Yonekura 1998-05-12
5724651 Method and apparatus for checking a power supply in a radio receiver Satoshi Takahashi 1998-03-03
5678216 Radio pager with high gain antenna — 1997-10-14
5649314 Selective radio paging receiver with battery saving operation Kazumori Yamada 1997-07-15
5564099 Radio signal reception with a PLL frequency controlled for an IF signal depending on coexistence of a spurious signal with the radio signal Kunitoshi Yonekura 1996-10-08
5548271 Data display radio pager Kinya Tsuchiyama 1996-08-20
5525974 Radio selective calling receiver for receiving a call signal intermittently under an asynchronous system — 1996-06-11
5463380 Paging receiver having a speaker and an LED alternatively driven on receiving a call — 1995-10-31
5420576 Personal radio paging receiver having sync signal controlled DC/DC converter Hisami Nagai 1995-05-30
5349696 Data display radio pager with automatic message protection — 1994-09-20
5221923 Radio communication apparatus capable of generating a common call tone regardless of call numbers indicated by a call signal Kazuyuki Tsunoda 1993-06-22
5193220 Device for mounting an electronic part Makoto Ichinohe, Shinjiro Umetsu, Seiji Nishikawa 1993-03-09
5087905 Method for superimposing independently transmitted data on pager display Hiroyasu Kuramatsu, Toshifumi Sato, Sadayuki Anma 1992-02-11
5079559 Dual plate antenna Shinjiro Umetsu, Seiji Nishikawa 1992-01-07
4956641 Radio paging device having circuitry of rewriting a stored message with error-free characters Takashi Oyagi, Yutaka Ichikawa, Shinjiro Umetsu 1990-09-11
4876536 Paging receiver with a light emitting element flashing circuit Kazuyuki Tsunoda 1989-10-24
4873519 Paging receiver having independent memory areas for common and individual addresses Takashi Ohyagi, Toshihiro Mori 1989-10-10
4786901 Paging receiver Takashi Ohyagi, Toshihiro Mori 1988-11-22
4766434 Selective paging receiver with message display Toshihiro Mori 1988-08-23