Inventor
Yasushi Hayakawa
Inventor
Tokyo, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Kprimary
H03KPulse technique28%
G05FSystems for regulating electric or magnetic variables11%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses11%
H03MCoding11%
H04LTransmission of digital information, e.g. telegraphic communication11%
B66CCranes6%
F16DCouplings for transmitting rotation6%
G11CStatic stores6%
H03FAmplifiers6%
H10DInorganic electric semiconductor devices6%
PatentTitleYear
8,175,205'Clock data recovery circuit capable of generating clock signal synchronized with data signal'20127,822,158'Clock data recovery circuit capable of generating clock signal synchronized with data signal'20107,180,137'Semiconductor device'20077,057,445'Bias voltage generating circuit and differential amplifier'20066,216,827'Disc brake rotor which generates vibration having a large component in a direction of a rotational axis of the disc brake rotor'20015,969,556'Flip-flop circuit, parallel-serial converting circuit, and latch circuit'19995,945,843'Semiconductor integrated circuit'19995,699,002'Flip-flop circuit, and shift register circuit, serial-parallel converter and parallel-serial converter using the same'19975,574,391'ECL integrated circuit allowing fast operation'19965,530,340'Constant voltage generating circuit'19965,479,115'Signal processing device and level converter circuit'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–1999Patents assigned to MITSUBISHI ELECTRIC CORP (6)· patent assignee history
1995–1996Based in Itami, JP· patent location history
1996–2007Based in Hyogo, JP· patent location history
1997–2010Based in Tokyo, JP· patent location history
2001Patents assigned to AISIN TAKAOKA LTD (1)· patent assignee history
2001Based in Toyota, JP· patent location history
2006–2007Patents assigned to RENESAS TECH CORP (2)· patent assignee history
2010–2012Patents assigned to RENESAS ELECTRONICS CORP (2)· patent assignee history
2012Patents assigned to HAYAKAWA YASUSHI (1)· patent assignee history
2012Based in Kawasaki, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 6 | 1995–1999 |
| RENESAS ELECTRONICS CORP | 2 | 2010–2012 |
| RENESAS TECH CORP | 2 | 2006–2007 |
| AISIN TAKAOKA LTD | 1 | 2001 |
| HAYAKAWA YASUSHIself | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 5 | 1997–2010 |
| Hyogo, JP | 2 | 1996–2007 |
| Itami, JP | 2 | 1995–1996 |
| Kawasaki, JP | 1 | 2012 |
| Toyota, JP | 1 | 2001 |