Inventor
Bruno A. Rist
Inventor
Woodland Hills, CA, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television29%
A61HPhysical therapy apparatus, e.g. devices for locating or stimulating reflex points in the body10%
H04BTransmission10%
A47KSanitary equipment5%
B23DPlaning5%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling5%
B24BMachines, devices, or processes for grinding or polishing5%
B26DCutting5%
G03GElectrography5%
G07FCoin-freed or like apparatus5%
PatentTitleYear
5,459,887'Portable sitz bath and therapeutic chair'19955,446,795'Universal decoder for television signal scramble systems'19955,235,640'Master decoder for television signal scramble systems'19935,079,784'Hydro-massage tub control system'19924,903,297'Restricted access television transmission system'19904,882,772'Electro-optical light beam signal transmission system'19894,825,467'Restricted access television transmission system'19894,308,941'Logic for coin operated office copy machine vender'19824,268,805'Citizens band broadcast band coupling circuit'19814,112,377'C. B. converter'19784,097,894'Secured scramble decoder filter'19784,091,698'Rotary cutting blade control system'19784,074,311'Television security system'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1981Patents assigned to TANNER ELECTRONIC SYST TECH (3)· patent assignee history
1978Patents assigned to TANNER ELECTRONIC SYSTEMS (1)· patent assignee history
1978–1981Based in Northridge, CA, US· patent location history
1982–1995Based in Woodland Hills, CA, US· patent location history
1989–1995Patents assigned to INT TELESYSTEMS INC (4)· patent assignee history
1989Based in Van Nuys, CA, US· patent location history
1992Patents assigned to HYDR O DYNAMIC SYSTEMS INC (1)· patent assignee history
1995Patents assigned to ROMAN GARRY D (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| INT TELESYSTEMS INC | 4 | 1989–1995 |
| TANNER ELECTRONIC SYST TECH | 3 | 1978–1981 |
| HYDR O DYNAMIC SYSTEMS INC | 1 | 1992 |
| ROMAN GARRY D | 1 | 1995 |
| TANNER ELECTRONIC SYSTEMS | 1 | 1978 |
Locations
| Location | Patents | Span |
|---|---|---|
| Woodland Hills, California, US | 7 | 1982–1995 |
| Northridge, California, US | 5 | 1978–1981 |
| Van Nuys, California, US | 1 | 1989 |