Keiko YOSHIMIZU
Inventor
Stats
- 1 US patents issued
- 2 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 1 US Patents Issued
- 2 US Applications Filed
- 16 Total Citation Count
- Mar 16, 2011 Most Recent Filing
- Dec 19, 2008 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| HITACHI, LTD. | 2
| 2008
|
| HITACHI VIA MECHANICS, LTD. | 1
| 2011
|
Inventor Addresses
| Address | Duration |
|---|---|
| Yokohama, JP | Nov 08, 12 - Oct 08, 13 |
| Yokohama-shi, JP | Sep 22, 11 - Sep 22, 11 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| F21V: | FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR | 1 |
| G01N: | INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 8553216 | 2013 | Defect inspection device using catadioptric objective lens | 0 |
| 2012/0281,207 | 2012 | DEFECT INSPECTION DEVICE USING CATADIOPTRIC OBJECTIVE LENS | 6 |
| 2011/0228,537 | 2011 | Adjustable Beam Size Illumination Optical Apparatus and Beam Size Adjusting Method | 5 |
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