Inventor
Roland Jacques
Inventor
Ales, FR
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry27%
C07CAcyclic or carbocyclic compounds12%
C01FCompounds of the metals beryllium, magnesium, aluminium, calcium, strontium, barium, radium, thorium, or of the rare-earth metals9%
C01PIndexing scheme relating to structural and physical aspects of solid inorganic compounds9%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers9%
H05KPrinted circuits9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
C01BNon-metallic elements6%
Y10TTechnical subjects covered by former us classification6%
C04BLime, magnesia3%
PatentTitleYear
10,820,109Diaphragm arrangement for a planar dynamic sound transducer, and methods to produce therefor202010,455,329Planar dynamic transducer20199,635,465'Planardynamic transducer'20175,450,286'Printed circuit having a dielectric covercoat'19954,931,134'Method of using laser routing to form a rigid/flex circuit board'19904,851,613'Flexible circuit laminate for surface mount devices'19894,822,903'Fluorinated silica catalyst and preparation of aromatic/aliphatic nitriles in the presence thereof'19894,704,374'Novel spheroidal silica particulates'19874,514,511'Preparation of spheroidal alumina particulates'19854,504,595'Fluorinated silica catalyst and preparation of aromatic/aliphatic nitriles in the presence thereof'19854,438,042'Preparation of aromatic/aliphatic nitriles'19844,436,669'Preparation of aromatic/aliphatic nitriles'19844,315,839'Spheroidal alumina particulates having bifold porosity and process for their preparation'19824,273,735'Production of spheroidal alumina shaped articles'19814,076,651'Agglomerated siliceous bodies'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1982Patents assigned to RHONE POULENC IND (3)· patent assignee history
1978–1989Based in Ales, FR· patent location history
1984–1989Patents assigned to RHONE POULENC SPEC CHIM (6)· patent assignee history
1989Patents assigned to FLEX TECHNOLOGY INC (1)· patent assignee history
1989–1995Based in Lowell, MA, US· patent location history
1990–1995Patents assigned to PARLEX CORP (2)· patent assignee history
2017–2020Patents assigned to SENNHEISER ELECTRONIC GMBH & CO KG (3)· patent assignee history
2017–2020Based in Wedemark, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RHONE POULENC SPEC CHIM | 6 | 1984–1989 |
| RHONE POULENC IND | 3 | 1978–1982 |
| SENNHEISER ELECTRONIC GMBH & CO KG | 3 | 2017–2020 |
| PARLEX CORP | 2 | 1990–1995 |
| FLEX TECHNOLOGY INC | 1 | 1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ales, FR | 9 | 1978–1989 |
| Wedemark, DE | 3 | 2017–2020 |
| Lowell, Massachusetts, US | 3 | 1989–1995 |