RH

Ralph Jason Hemphill

PA Pacesetter: 55 patents #19 of 832Top 3%
Overall (All Time): #44,907 of 4,157,543Top 2%
55
Patents All Time

Issued Patents All Time

Showing 25 most recent of 55 patents

Patent #TitleCo-InventorsDate
12340951 Laser drilling of metal foils for assembly in an electrolytic capacitor David R. Bowen, Kurt J. Erickson, Peter Fernstrom 2025-06-24
12191089 Performance of porous capacitor electrodes David R. Bowen, Thomas F. Strange, Xiaofei Jiang 2025-01-07
12106907 Electrically insulating continuous film for an aluminum electrolytic capacitor J. Brian Smith, David R. Bowen, Thomas F. Strange 2024-10-01
12033807 Laser drilling of metal foils for assembly in an electrolytic capacitor David R. Bowen, Kurt J. Erickson, Peter Fernstrom 2024-07-09
11972906 Aluminum oxide layer on anode foil for aluminum electrolytic capacitor James Brian Smith 2024-04-30
11901134 Formation of conduits in porous capacitor electrodes David R. Bowen, Thomas F. Strange, Xiaofei Jiang 2024-02-13
11830680 Reduction of charging time in capacitors David R. Bowen, Thomas F. Strange 2023-11-28
11791104 Reducing variance in capacitor electrodes David R. Bowen 2023-10-17
11636985 Cathode subassembly with integrated separator for electrolytic capacitor, and method of manufacture thereof David R. Bowen, Thomas F. Strange, Troy L. McCurry, Peter Fernstrom 2023-04-25
11545307 Fabrication of capacitors and recovery of capacitor fabrication matertials David R. Bowen 2023-01-03
11476057 Increasing capacitance of a capacitor Justin K. King, Timothy R. Marshall, David R. Bowen 2022-10-18
11469052 Oxide on edges of metal anode foils David R. Bowen 2022-10-11
11342128 Electrolytic capacitor Troy L. McCurry, Peter Fernstrom 2022-05-24
11258125 Electrode feedthru having pin attached to wire therein and method of manufacturing Troy L. McCurry, Peter Fernstrom, Tearl Stocker 2022-02-22
11230794 Use of nonafluorobutanesulfonic acid in a low PH etch solution to increase aluminum foil capacitance Timothy R. Marshall 2022-01-25
11195666 Electrically insulating continuous film for an aluminum electrolytic capacitor J. Brian Smith, David R. Bowen, Thomas F. Strange 2021-12-07
11185948 Laser drilling of metal foils for assembly in an electrolytic capacitor David R. Bowen, Kurt J. Erickson, Peter Fernstrom 2021-11-30
11017955 Cathode subassembly with integrated separator for electrolytic capacitor, and method of manufacture thereof David R. Bowen, Thomas F. Strange, Troy L. McCurry, Peter Fernstrom 2021-05-25
10923291 Oxide on edges of metal anode foils David R. Bowen 2021-02-16
10894157 Laser marking of raw anode foil to induce uniform pattering and etching with oxide passivation mask David R. Bowen, Kurt J. Erickson 2021-01-19
10879504 Electrode feedthru having pin attached to wire therein and method of manufacturing Troy L. McCurry, Peter Fernstrom, Tearl Stocker 2020-12-29
10872731 Aluminum oxide layer on anode foil for aluminum electrolytic capacitor James Brian Smith 2020-12-22
10825613 Use of etch resist masked anode frame for facilitation of laser cutting, particle and leakage current reduction Thomas F. Strange, David R. Bowen, Kurt J. Erickson 2020-11-03
10707024 Method of forming an aluminum oxide layer on anode foil for aluminum electrolytic capacitor James Brian Smith 2020-07-07
10685786 Performance of capacitor electrodes Justin K. King 2020-06-16