Inventor
Gerald Fischer
Inventor
Playa Del Rey, CA, US
Overview
Patents· 27 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Bprimary
A61BDiagnosis19%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses12%
H04LTransmission of digital information, e.g. telegraphic communication12%
F01LCyclically operating valves for machines or engines9%
H03KPulse technique5%
H04BTransmission5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
B23BTurning2%
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling2%
B25DPercussive tools2%
PatentTitleYear
10,660,689Leakage protection system, pressure balancing system, and precipitator with valve function for ablation applications202010,284,358Clock and frame synchronization carried as a single composite signal allows the use of a single transmission line with a narrower bandwidth201910,122,527Signal phase tracking with high resolution, wide bandwidth and low phase noise using compound phase locked loop201810,011,008Tool attachment for a hand-held machine tool20189,918,772'Ablation applicator with a matrix filled with particles'20189,741,245'Method and apparatus for producing optical tracking and nutation at high frequencies with low power'20179,662,162'Leakage protection system, pressure balancing system, and precipitator with valve function for ablation applications'20179,641,312'Method for symbol clock recovery in pulse position modulation (PPM) systems'20179,503,294'Amplitude and phase shift keying modulation for saturated amplifier systems'20169,492,216'Handle for an ablation device'20169,011,425'Ablation system'20158,790,353'Device for mechanical lithotripsy and removal of calculi that form in the bile duct or in the urinary system'20148,777,936'Cooling system for a catheter'20148,246,632'Device for endoscopic removal of stones or concrements from a bile and pancreatic duct or foreign bodies and polyps subsequent to polypectomy in the upper or lower gastrointestinal tract'20127,929,640'High speed differential encoder and interleaver'20117,342,971'Bipolar waveform modulation for ultra wideband (UWB) communication networks'20086,968,678'High efficiency, reduced emissions internal combustion engine system, especially suitable for gaseous fuels'20056,784,728'Low noise switched low pass filter with benign transients'20046,680,654'Phase locked loop with offset cancellation'20046,570,457'Phase locked loop using sample and hold after phase detector'20036,563,389'Phase locked loop with charge injection cancellation'20036,213,076'Cylinder head assembly of an internal combustion engine'20016,116,865'Water box for a thick matter piston pump having two sides of access'20005,975,038'Pushrod for operating the valve gear mechanism of an internal combustion engine'19995,651,335'Valve tappet'19975,454,353'Tappet with anti-rotation device'19955,051,627'Superconducting nonhysteretic logic design'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2011Based in Playa Del Rey, CA, US· patent location history
1999–2001Based in Hochstadt, DE· patent location history
2003–2008Patents assigned to NORTHROP GRUMMAN CORP (5)· patent assignee history
2005–2018Patents assigned to FISCHER GERALD (8)· patent assignee history
2011–2019Patents assigned to NORTHROP GRUMMAN SYSTEMS CORP (6)· patent assignee history
2014–2020Patents assigned to AFREEZE GMBH (6)· patent assignee history
2014–2018Patents assigned to HINTRINGER FLORIAN (5)· patent assignee history
2015–2018Based in Völs, AT· patent location history
2016–2019Based in Luray, VA, US· patent location history
2017–2020Based in Voels, AT· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FISCHER GERALDself | 8 | 2005–2018 |
| AFREEZE GMBH | 6 | 2014–2020 |
| NORTHROP GRUMMAN SYSTEMS CORP | 6 | 2011–2019 |
| HINTRINGER FLORIAN | 5 | 2014–2018 |
| NORTHROP GRUMMAN CORP | 5 | 2003–2008 |
Locations
| Location | Patents | Span |
|---|---|---|
| Playa Del Rey, California, US | 7 | 1991–2011 |
| Luray, Virginia, US | 5 | 2016–2019 |
| Völs, AT | 3 | 2015–2018 |
| Voels, AT | 2 | 2017–2020 |
| Hochstadt, DE | 2 | 1999–2001 |