Inventor
Shinji Masuda
Inventor
Tokyo, JP
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer17%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for10%
G09GArrangements or circuits for control of indicating devices using static means to present variable information10%
H03FAmplifiers7%
H04LTransmission of digital information, e.g. telegraphic communication7%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles3%
B60LPropulsion of electrically-propelled vehicles3%
B60TVehicle brake control systems or parts thereof3%
B60WConjoint control of vehicle sub-units of different type or different function3%
G01NInvestigating or analysing materials by determining their chemical or physical properties3%
PatentTitleYear
11,047,835Gas chromatograph202111,016,065Gas chromatograph202110,923,050Surface light source device and liquid crystal display unit202110,377,241Speed control device of electromotive vehicle201910,313,974Base station, wireless terminal, communication system, communication method, and program20197,568,663'Electronic apparatus'20097,098,877'Driver circuit'20067,061,178'Plasma display'20066,653,994'Plasma display panel display device and drive method'20036,636,470'Disc loading mechanism of disc apparatus'20036,614,747'Supporting structure with locking mechanism of floating chassis of disc apparatus'20036,438,095'Disc clamp mechanism for disc apparatus'20026,426,935'Supporting structure of floating chassis of disc apparatus'20026,294,875'Method of driving AC plasma display panel'20016,212,187'Multiprocessor ATM exchange'20014,763,197'Charge detecting circuit'19884,673,866'Constant voltage generator using memory transistors'19874,644,291'Operational amplifier'19874,617,481'Amplifier circuit free from leakage between input and output ports'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–2019Patents assigned to NEC CORP (6)· patent assignee history
1986–2021Based in Tokyo, JP· patent location history
2001–2006Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (3)· patent assignee history
2001–2019Based in Osaka, JP· patent location history
2002–2009Patents assigned to KENWOOD CORP (5)· patent assignee history
2002–2009Based in Hino, JP· patent location history
2006Patents assigned to FREESCALE SEMICONDUCTOR INC (1)· patent assignee history
2006Based in Suginami-ku, JP· patent location history
2019Patents assigned to NEC COMM SYSTEMS LTD (1)· patent assignee history
2021Based in Kyoto, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NEC CORP | 6 | 1986–2019 |
| KENWOOD CORP | 5 | 2002–2009 |
| MATSUSHITA ELECTRIC INDUSTRIAL CO LTD | 3 | 2001–2006 |
| FREESCALE SEMICONDUCTOR INC | 1 | 2006 |
| NEC COMM SYSTEMS LTD | 1 | 2019 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 7 | 1986–2021 |
| Hino, JP | 5 | 2002–2009 |
| Osaka, JP | 3 | 2001–2019 |
| Kyoto, JP | 2 | 2021 |
| Suginami-ku, JP | 1 | 2006 |