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Sen-Jung Chen

USPTO Granted Patents = 18

Average Co-Inventor Count = 1.1

ph-index = 11

Forward Citations = 363(Granted Patents)

Location History:

Luchu Hsiang, Taoyuan Hsien, TW (2000)
Taipei, TW (1991 - 2006)
Taipei City, TW (1992 - 2009)

Company Filing History:

Teh Lin Prosthetic & Orthopaedic Inc.

15 out of 832,812

Other

patents

Years Active: 1991-2009

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7582119 - Prosthetic knee joint (2009-09-01),

2. 7101403 - Vibration-absorbing device for an artificial lower limb (2006-09-05),

3. 7087091 - Artificial knee joint having a minimum knee angle (2006-08-08),

4. 6706074 - Artificial knee joint assembly capable of maintaining a knee angle between a lower leg and a thigh when the assembly stands on a horizontal or inclined surface (2004-03-16),

5. 6408961 - Apparatus for driving hand-operated wheelchair (2002-06-25),

6. 6361467 - Differential gear apparatus adapted to couple with a pinion mechanism of a wheeled vehicle (2002-03-26),

7. 6358285 - Motor-driven prosthetic prehensor (2002-03-19),

8. 6318197 - Speed changeable gear drive apparatus for a wheeled vehicle (2001-11-20),

9. 6117177 - Artificial knee joint having a swing phase control member (2000-09-12),

10. 6094131 - Keyless lock device for a car (2000-07-25),

11. 6080197 - Shock absorbing device for an artificial leg (2000-06-27),

12. 5728173 - Artificial knee joint (1998-03-17),

13. 5562174 - Wheel assembly for a wheelchair (1996-10-08),

14. 5507838 - Artificial foot with members to help wearer maintain steady balance (1996-04-16),

15. 5477935 - Wheelchair with belt transmission (1995-12-26),

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