Richard F Herlein
Inventor
Stats
- 7 total patents issued
- 7 total patents filed
- most recent filing
This is official USPTO record data
Details
- 7 Issued Patents
- 7 Filed Patents
- 167 Total Citation Count
- Aug 3, 1993 Most Recent Filing
- May 17, 1984 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| NATIONAL SEMICONDUCTOR CORPORATION | 2 1 | 1984 1987 |
| FAIRCHILD CAMERA & INSTRUMENT CORP. | 2 1 | 1984 1987 |
| SCHLUMBERGER SYSTEMS AND SERVICES, INC. | 2 1 1 | 1984 1986 1987 |
| SCHLUMBERGER TECHNOLOGIES, INC. | 1 1 | 1987 1988 |
| CREDENCE SYSTEMS CORPORATION | 1 | 1993 |
Inventor Addresses
| Address | Duration |
|---|---|
| San Jose, CA | Jan 06, 87 - Jul 04, 95 |
Technology Profile
| Technology | # of Patents | |
|---|---|---|
| G01R: | MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES | 2 |
| G06K: | RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS | 2 |
| H03K: | PULSE TECHNIQUE | 6 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 5,430,400 | 1995 | Driver circuits for IC tester | 35 |
| 4,849,702 | 1989 | Test period generator for automatic test equipment | 36 |
| 4,837,521 | 1989 | Delay line control system for automatic test equipment | 10 |
| 4,820,944 | 1989 | Method and apparatus for dynamically controlling the timing of signals in automatic test systems | 23 |
| 4,789,835 | 1988 | Control of signal timing apparatus in automatic test systems using minimal memory | 15 |
