Growing community of inventors

Dublin, Ireland

Marcel Twohig

Average Co-Inventor Count = 5.50

ph-index = 8

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 184

Marcel TwohigPadraig Murphy (8 patents)Marcel TwohigDenis O'Keeffe (7 patents)Marcel TwohigJasper Phua (7 patents)Marcel TwohigAndreas Oliver Connellan (7 patents)Marcel TwohigJerry Ahern (7 patents)Marcel TwohigPierce O'Bradaigh (7 patents)Marcel TwohigOlivier Riviere (7 patents)Marcel TwohigOlivia Hildebrand (6 patents)Marcel TwohigMathieu Meisser (5 patents)Marcel TwohigRemy Zimmermann (5 patents)Marcel TwohigDamien O'Sullivan (5 patents)Marcel TwohigMario Gutierrez (5 patents)Marcel TwohigStephen Harvey (5 patents)Marcel TwohigThomas Luc Rouvinez (5 patents)Marcel TwohigAidan Kehoe (5 patents)Marcel TwohigNoirin Curran (5 patents)Marcel TwohigDennin Onorio (5 patents)Marcel TwohigBlaithin Crampton (5 patents)Marcel TwohigCiaran Trotman (5 patents)Marcel TwohigPeter Sheehan (4 patents)Marcel TwohigNicholas Jinkinson (4 patents)Marcel TwohigStone Wang (4 patents)Marcel TwohigAnish Shakthi Ovia Selvan (4 patents)Marcel TwohigCharles Anthony Seiber (3 patents)Marcel TwohigFergal Corcoran (3 patents)Marcel TwohigJean-Christophe Hemes (3 patents)Marcel TwohigYi Hsuan Lin (3 patents)Marcel TwohigMing Feng Hsieh (3 patents)Marcel TwohigGuy Raeber (2 patents)Marcel TwohigYi-Hsuan Lin (2 patents)Marcel TwohigGavin James McGlynn (2 patents)Marcel TwohigPhilip Waldron (2 patents)Marcel TwohigAnatoliy Polyanker (2 patents)Marcel TwohigJingyan Ma (2 patents)Marcel TwohigJan Findlater (2 patents)Marcel TwohigCathal Loughnane (1 patent)Marcel TwohigSophie Le Guen (1 patent)Marcel TwohigEugene Canavan (1 patent)Marcel TwohigSylvain Sauvage (1 patent)Marcel TwohigMasashi Furuno (1 patent)Marcel TwohigKeith J Tritschler (1 patent)Marcel TwohigNiall White (1 patent)Marcel TwohigAlexis Richard (1 patent)Marcel TwohigAlain Tabasso (1 patent)Marcel TwohigAndy Hengel (1 patent)Marcel TwohigKen Delaney (1 patent)Marcel TwohigNicolas Jinkinson (1 patent)Marcel TwohigDenis O'Keefe (1 patent)Marcel TwohigNick Jinkinson (1 patent)Marcel TwohigGina Belen Carrillo Gualotuña (1 patent)Marcel TwohigGuillaume Bourelly (1 patent)Marcel TwohigWim Vanheertum (1 patent)Marcel TwohigEric Lu (1 patent)Marcel TwohigAnish Shakthi Ovia Selvan (1 patent)Marcel TwohigIan Walton (1 patent)Marcel TwohigIan Walton (1 patent)Marcel TwohigGloria Kao (1 patent)Marcel TwohigChing-Fei Cheng (1 patent)Marcel TwohigIfran Shabbir Kachwalla (1 patent)Marcel TwohigMarcel Twohig (26 patents)Padraig MurphyPadraig Murphy (14 patents)Denis O'KeeffeDenis O'Keeffe (40 patents)Jasper PhuaJasper Phua (26 patents)Andreas Oliver ConnellanAndreas Oliver Connellan (21 patents)Jerry AhernJerry Ahern (10 patents)Pierce O'BradaighPierce O'Bradaigh (7 patents)Olivier RiviereOlivier Riviere (7 patents)Olivia HildebrandOlivia Hildebrand (8 patents)Mathieu MeisserMathieu Meisser (25 patents)Remy ZimmermannRemy Zimmermann (25 patents)Damien O'SullivanDamien O'Sullivan (16 patents)Mario GutierrezMario Gutierrez (16 patents)Stephen HarveyStephen Harvey (16 patents)Thomas Luc RouvinezThomas Luc Rouvinez (15 patents)Aidan KehoeAidan Kehoe (13 patents)Noirin CurranNoirin Curran (10 patents)Dennin OnorioDennin Onorio (5 patents)Blaithin CramptonBlaithin Crampton (5 patents)Ciaran TrotmanCiaran Trotman (5 patents)Peter SheehanPeter Sheehan (72 patents)Nicholas JinkinsonNicholas Jinkinson (33 patents)Stone WangStone Wang (9 patents)Anish Shakthi Ovia SelvanAnish Shakthi Ovia Selvan (5 patents)Charles Anthony SeiberCharles Anthony Seiber (51 patents)Fergal CorcoranFergal Corcoran (23 patents)Jean-Christophe HemesJean-Christophe Hemes (19 patents)Yi Hsuan LinYi Hsuan Lin (7 patents)Ming Feng HsiehMing Feng Hsieh (6 patents)Guy RaeberGuy Raeber (11 patents)Yi-Hsuan LinYi-Hsuan Lin (5 patents)Gavin James McGlynnGavin James McGlynn (5 patents)Philip WaldronPhilip Waldron (5 patents)Anatoliy PolyankerAnatoliy Polyanker (4 patents)Jingyan MaJingyan Ma (4 patents)Jan FindlaterJan Findlater (2 patents)Cathal LoughnaneCathal Loughnane (90 patents)Sophie Le GuenSophie Le Guen (39 patents)Eugene CanavanEugene Canavan (36 patents)Sylvain SauvageSylvain Sauvage (31 patents)Masashi FurunoMasashi Furuno (24 patents)Keith J TritschlerKeith J Tritschler (22 patents)Niall WhiteNiall White (21 patents)Alexis RichardAlexis Richard (18 patents)Alain TabassoAlain Tabasso (15 patents)Andy HengelAndy Hengel (10 patents)Ken DelaneyKen Delaney (7 patents)Nicolas JinkinsonNicolas Jinkinson (7 patents)Denis O'KeefeDenis O'Keefe (3 patents)Nick JinkinsonNick Jinkinson (3 patents)Gina Belen Carrillo GualotuñaGina Belen Carrillo Gualotuña (3 patents)Guillaume BourellyGuillaume Bourelly (3 patents)Wim VanheertumWim Vanheertum (2 patents)Eric LuEric Lu (2 patents)Anish Shakthi Ovia SelvanAnish Shakthi Ovia Selvan (2 patents)Ian WaltonIan Walton (1 patent)Ian WaltonIan Walton (1 patent)Gloria KaoGloria Kao (1 patent)Ching-Fei ChengChing-Fei Cheng (1 patent)Ifran Shabbir KachwallaIfran Shabbir Kachwalla (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Logitech Europe S.a. (25 from 1,198 patents)

2. Panasonic Corporation (1 from 16,453 patents)


26 patents:

1. D1099902 - Keyboard

2. D1082789 - Keyboard

3. RE49993 - Input device

4. D1025064 - Keyboard

5. D1002617 - Keyboard

6. D1002616 - Keyboard

7. D1000442 - Keyboard

8. D970502 - Keyboard

9. 11487353 - Systems and methods for configuring a hub-centric virtual/augmented reality environment

10. 11366512 - Systems and methods for operating an input device in an augmented/virtual reality environment

11. 11221730 - Input device for VR/AR applications

12. D940141 - Input device

13. D925538 - Input device

14. 10928888 - Systems and methods for configuring a hub-centric virtual/augmented reality environment

15. 10817128 - Input device for VR/AR applications

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12/25/2025
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