Inventor
Walter Ruf
Inventor
Korntal-Munchingen, DE
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F02Pprimary
F02PIgnition, other than compression ignition, for internal-combustion engines30%
B65BMachines, apparatus or devices for, or methods of, packaging articles or materials20%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables5%
D21HPulp compositions5%
F02BInternal-combustion piston engines5%
F02DControlling combustion engines5%
G01GWeighing5%
H01HElectric switches5%
H05KPrinted circuits5%
Y02TClimate change mitigation technologies related to transportation5%
PatentTitleYear
5,358,790'Method for reducing the water vapour permeability of paper'19944,566,505'Packaging machine'19864,526,245'Force balancing weighing system'19854,407,258'Ignition and fuel injection pulse generating system for odd-numbered multi-cylinder internal combustion engine'19834,393,432'Safety device for a conducting path in a load device'19834,253,443'Internal combustion engine ignition system'19814,217,874'Ignition system using a Wiegand wire'19804,181,113'Engine ignition system with voltage monitoring'19804,130,101'Transistorized ignition system for internal combustion engines'19784,100,908'Semiconductor ignition system for internal combustion engines'19784,074,507'Bag filling machine for powdery material'19783,961,461'Bag machine'19763,953,020'Bag aligner machine'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1978Patents assigned to ST REGIS PAPER CO (3)· patent assignee history
1978–1983Patents assigned to BOSCH GMBH ROBERT (7)· patent assignee history
1978–1983Based in Korntal-Munchingen, DE· patent location history
1978Based in New City, NY, US· patent location history
1981–1983Based in Schwieberdingen, DE· patent location history
1985–1986Patents assigned to ST REGIS CORP (2)· patent assignee history
1985–1986Based in Sandy, UT, US· patent location history
1994Patents assigned to PATRIA PAPIER & ZELLSTOFF (1)· patent assignee history
1994Based in Wolfsberg, AT· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BOSCH GMBH ROBERT | 7 | 1978–1983 |
| ST REGIS PAPER CO | 3 | 1976–1978 |
| ST REGIS CORP | 2 | 1985–1986 |
| PATRIA PAPIER & ZELLSTOFF | 1 | 1994 |
Locations
| Location | Patents | Span |
|---|---|---|
| Korntal-Munchingen, DE | 5 | 1978–1983 |
| Sandy, UT, US | 2 | 1985–1986 |
| Schwieberdingen, DE | 2 | 1981–1983 |
| Wolfsberg, AT | 1 | 1994 |
| New City, New York, US | 1 | 1978 |