Inventor
Kazuyuki Fukuda
Inventor
Chiyoda-ku, JP
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus44%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1017%
G01RMeasuring electric variables8%
G11BInformation storage based on relative movement between record carrier and transducer6%
B01DSeparation3%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for3%
C02FTreatment of water, waste water, sewage, or sludge3%
G01DMeasuring not specially adapted for a specific variable3%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock3%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes3%
PatentTitleYear
7,635,083'System and method for utilizing a mobile device to obtain a balance on a financial transaction instrument'20097,552,455'Objective lens with elastic support structure'20097,400,568'Optical device, optical pickup and optical disk apparatus'20087,233,715'Optical switch and optical switch system'20077,184,619'Beam direction module and optical switch using the same'20077,165,898'Optical module, method for manufacturing optical module and optical communication apparatus'20077,011,457'Optical coupling apparatus'20066,931,215'Optical transmitter module'20056,821,030'Optical coupling apparatus'20046,726,375'Optical module, method for manufacturing optical module and optical communication apparatus'20046,721,511'Optical communication equipment and optical communication network equipment'20046,457,877'Optical module, method for manufacturing optical module and optical communication apparatus'20026,332,720'Semiconductor laser coupling device and method for assembling the same on circuit board'20016,282,352'Optical module, method for manufacturing optical module and optical communication apparatus'20016,220,764'Optical module, method for manufacturing optical module and optical communication apparatus'20015,675,685'Optical semiconductor array module, method of fabricating the module, and external board mounting structure of the module'19975,671,316'Connecting structure of optical fiber to optical waveguide'19975,472,232'Air bag system for saving life in a crash'19955,446,655'Multiple-meter driving apparatus'19955,315,536'Meter driving system'19945,315,609'Semiconductor laser module with lens holder compensating for thermal stress'19945,311,118'Ripple elimination in a frequency-to-voltage converter for a cross-coil meter'19944,880,290'Opto-electronic device and method for producing the device'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–2008Patents assigned to HITACHI LTD (14)· patent assignee history
1989–2001Based in Ibaraki, JP· patent location history
1994–1995Patents assigned to ROHM CO LTD (4)· patent assignee history
1994–1995Based in Kyoto, JP· patent location history
2001–2007Based in Fujisawa, JP· patent location history
2004–2006Patents assigned to OPNEXT JAPAN INC (2)· patent assignee history
2004–2008Based in Chiyoda-ku, JP· patent location history
2008–2009Patents assigned to HITACHI MEDIA ELECTRON KK (2)· patent assignee history
2009Patents assigned to AMERICAN EXPRESS TRAVEL RELATE (1)· patent assignee history
2009Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 14 | 1989–2008 |
| ROHM CO LTD | 4 | 1994–1995 |
| HITACHI MEDIA ELECTRON KK | 2 | 2008–2009 |
| OPNEXT JAPAN INC | 2 | 2004–2006 |
| AMERICAN EXPRESS TRAVEL RELATE | 1 | 2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Chiyoda-ku, JP | 7 | 2004–2008 |
| Fujisawa, JP | 5 | 2001–2007 |
| Ibaraki, JP | 5 | 1989–2001 |
| Kyoto, JP | 3 | 1994–1995 |
| Tokyo, JP | 1 | 2009 |