Inventor
Thomas K. Zinn
Inventor
Chino Hills, CA, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E03Fprimary
E03FSewers30%
F16KValves15%
Y10TTechnical subjects covered by former us classification10%
A47LDomestic washing or cleaning5%
B01DSeparation5%
D06FLaundering, drying, ironing, pressing or folding textile articles5%
E03BInstallations or methods for obtaining, collecting, or distributing water5%
E03CDomestic plumbing installations for fresh water or waste water5%
F04DNon-positive-displacement pumps5%
F16DCouplings for transmitting rotation5%
PatentTitleYear
10,968,614Accumulator for vacuum drainage system202110,288,189Pneumatic controller201910,054,233Tubular diaphragm20189,435,442'Tubular diaphragm'20167,374,669'Vacuum waste removal system'20086,990,993'Vacuum drainage system'20066,684,902'Dual sensor liquid accumulator'20044,345,884'Pump drive'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982Patents assigned to PEERLESS PUMP DIV (1)· patent assignee history
1982–2008Based in Chino, CA, US· patent location history
2004Patents assigned to ACORNVAC INC (1)· patent assignee history
2004–2021Based in Chino Hills, CA, US· patent location history
2006–2021Patents assigned to ACORN ENG CO (4)· patent assignee history
2016–2018Patents assigned to AcornVac Incorporated (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ACORN ENG CO | 4 | 2006–2021 |
| AcornVac Incorporated | 2 | 2016–2018 |
| ACORNVAC INC | 1 | 2004 |
| PEERLESS PUMP DIV | 1 | 1982 |
Locations
| Location | Patents | Span |
|---|---|---|
| Chino Hills, California, US | 5 | 2004–2021 |
| Chino, California, US | 3 | 1982–2008 |