Inventor
Masaki Yoshizawa
Inventor
Kanagawa, JP
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Fprimary
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices19%
G02BOptical elements, systems or apparatus11%
G11BInformation storage based on relative movement between record carrier and transducer11%
Y10TTechnical subjects covered by former us classification11%
G07FCoin-freed or like apparatus7%
G09FDisplaying7%
A61BDiagnosis4%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for4%
E01FAdditional work, such as equipping roads or the construction of platforms, helicopter landing stages, signs, snow fences, or the like4%
G01GWeighing4%
PatentTitleYear
7,902,467'Biometric apparatus with automatic zero-point reset function'20117,709,160'Method for manufacturing attenuated phase-shift masks and devices obtained therefrom'20107,499,440'Communication system, network router and network connection method'20097,131,002'Authentication method, authentication system, semiconductor circuit and authentication module'20067,022,607'Mask and its manufacturing method, and method for manufacturing semiconductor device'20067,019,931'Tape drive apparatus'20066,916,582'Mask for fabrication of semiconductor devices, process for production of the same, and process for fabrication of semiconductor devices'20056,740,459'Method of designing photosensitive composition and lithography process'20046,548,214'Method of lithography utilizing orthogonal experiment to improve profile'20036,287,195'Game machine with bet number designating means'20016,193,183'Tape tension control apparatus'20016,110,574'Retroreflective sheeting'20005,824,390'Method for producing retroreflective sheeting using a coupling agent'19985,812,316'Method for making retroreflective sheeting'19985,746,384'Tape tension control apparatus'19985,601,915'Retroreflective sheeting'1997Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1997–1998Patents assigned to NIPPON CARBIDE KOGYO KK (3)· patent assignee history
1997–2000Based in Sano, JP· patent location history
1998–2010Patents assigned to SONY CORP (9)· patent assignee history
1998–2006Based in Saitama, JP· patent location history
2000Patents assigned to NIPPIN CARRIBE KOGYO KABUSHIKI (1)· patent assignee history
2001Patents assigned to ARUZE CORP (1)· patent assignee history
2001–2011Based in Tokyo, JP· patent location history
2003–2006Based in Kanagawa, JP· patent location history
2010Patents assigned to IMEC (1)· patent assignee history
2010Based in Yorktown Heights, NY, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CORP | 9 | 1998–2010 |
| NIPPON CARBIDE KOGYO KK | 3 | 1997–1998 |
| ARUZE CORP | 1 | 2001 |
| IMEC | 1 | 2010 |
| NIPPIN CARRIBE KOGYO KABUSHIKI | 1 | 2000 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 5 | 2003–2006 |
| Sano, JP | 4 | 1997–2000 |
| Saitama, JP | 3 | 1998–2006 |
| Tokyo, JP | 2 | 2001–2011 |
| Yorktown Heights, New York, US | 1 | 2010 |