MN

Masahiro Nakajima

SI Seiko Instruments: 24 patents #52 of 1,437Top 4%
Mitsubishi Electric: 8 patents #3,714 of 25,717Top 15%
Pioneer Electronic: 8 patents #194 of 1,840Top 15%
PV Pioneer Video: 6 patents #5 of 139Top 4%
PE Pentax: 6 patents #247 of 761Top 35%
NE Nec: 5 patents #2,830 of 14,502Top 20%
Ricoh Company: 5 patents #3,664 of 9,818Top 40%
TK Topy Kogyo Kabushiki Kaisha: 4 patents #11 of 189Top 6%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
JC Japan Vilene Company: 3 patents #18 of 154Top 15%
AK Asahi Kogaku Kogyo K.K.: 3 patents #38 of 180Top 25%
Fujitsu Limited: 3 patents #8,614 of 24,456Top 40%
SC Seikoh Giken Co.: 2 patents #26 of 69Top 40%
IH Ihi: 2 patents #401 of 1,178Top 35%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
NT NTT: 1 patents #2,911 of 4,871Top 60%
CH Chisso: 1 patents #468 of 833Top 60%
DC Dainippon Screen Mfg. Co.: 1 patents #531 of 977Top 55%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
NC Nippon Electric Co.: 1 patents #251 of 792Top 35%
AC Asahi Glass Co.: 1 patents #1,233 of 2,251Top 55%
Pioneer: 1 patents #1,107 of 1,730Top 65%
SC Sumitomo Mitsui Construction Co.: 1 patents #7 of 16Top 45%
Tdk: 1 patents #2,493 of 3,796Top 70%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
TI Topy Industries: 1 patents #7 of 33Top 25%
Overall (All Time): #17,516 of 4,157,543Top 1%
91
Patents All Time

Issued Patents All Time

Showing 76–91 of 91 patents

Patent #TitleCo-InventorsDate
5032539 Method of manufacturing green light emitting diode Masayuki Watanabe 1991-07-16
5019852 Representation of depth of field in camera Masato Yamamoto, Toshimasa Yamanaka, Yutaka Ohsawa 1991-05-28
4977425 Indicating apparatus within finder of camera Masato Yamamoto, Toshimasa Yamanaka 1990-12-11
4961190 (1+N) Hitless channel switching system 1990-10-02
4949118 Indicating apparatus within finder of single-lens reflex camera Masato Yamamoto, Toshimasa Yamanaka 1990-08-14
4947394 Spare channel monitor circuit Satoshi Kashiwaba 1990-08-07
4942371 Phase-locked loop having improved input jitter characteristics Satoshi Kashiwaba 1990-07-17
4918264 Actuating mechanism and multiposition rubber or membrane switch device Masato Yamamoto, Toshimasa Yamanaka, Kouji Satou 1990-04-17
4887114 Back-cover release device for a camera Masato Yamamoto, Toshimasa Yamanaka 1989-12-12
4862937 Antiskid attachment for automotive wheels 1989-09-05
4862291 Scanning system in information reproducing apparatus Tutomu Banno 1989-08-29
4825137 Time base control system for a spindle servo Tutomu Banno 1989-04-25
4811359 Protection channel monitoring system using a check signal comprising two different N-bit code patterns sequentially arranged at random Satoshi Kashiwaba 1989-03-07
4653070 Channel monitoring circuit for use in a repeater station over radio digital transmission Hiromi Hashimoto 1987-03-24
4523323 Digital signal communication system for multi-level modulation including unique encoder and decoder Hiromi Hashimoto 1985-06-11
4196171 Apparatus for making a single crystal of III-V compound semiconductive material Masayuki Watanabe, Katsutoshi Komeya 1980-04-01