Inventor
Donald N. Yates, Jr.
Inventor
Katy, TX, US
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling39%
F42BExplosive charges, e.g. for blasting, fireworks, ammunition17%
F42DBlasting11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
C06BExplosives or thermic compositions6%
C06CDetonating or priming devices6%
F41CSmallarms, e.g. pistols, rifles6%
F42CAmmunition fuzes6%
PatentTitleYear
5,067,568'Well perforating gun'19915,016,716'Tubing carried perforating gun with insulation jacket'19914,886,126'Method and apparatus for firing a perforating gun'19894,829,901'Shaped charge having multi-point initiation for well perforating guns and method'19894,702,168'Sidewall core gun'19874,660,638'Downhole recorder for use in wells'19874,616,566'Secondary high explosive booster, and method of making and method of using same'19864,614,156'Pressure responsive explosion initiator with time delay and method of use'19864,609,056'Sidewall core gun'19864,522,665'Primer mix, percussion primer and method for initiating combustion'19854,190,183'Hand gun case'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980Patents assigned to YATES DONALD (1)· patent assignee history
1980Based in Tampa, FL, US· patent location history
1985Patents assigned to VANN INC GEO (1)· patent assignee history
1985–1987Based in Katy, TX, US· patent location history
1986–1987Patents assigned to HALLIBURTON CO (5)· patent assignee history
1989–1991Patents assigned to BAKER HUGHES INC (4)· patent assignee history
1989–1991Based in Cape Carancahua, TX, US· patent location history
1989Based in The Woodlands, TX, US· patent location history
1991Based in Palacios, TX, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HALLIBURTON CO | 5 | 1986–1987 |
| BAKER HUGHES INC | 4 | 1989–1991 |
| VANN INC GEO | 1 | 1985 |
| YATES DONALDself | 1 | 1980 |
Locations
| Location | Patents | Span |
|---|---|---|
| Katy, Texas, US | 6 | 1985–1987 |
| Cape Carancahua, Texas, US | 2 | 1989–1991 |
| Palacios, Texas, US | 1 | 1991 |
| The Woodlands, Texas, US | 1 | 1989 |
| Tampa, Florida, US | 1 | 1980 |