Cheng-Nan Chen has been granted 14 US patents while listed as an inventor at Arima Computer . The first was granted in 1993 and the most recent in December 2025. Cheng-Nan Chen ranks #332,869 of 4,157,543 US inventors in our database (top 8.0%). Patent records list Cheng-Nan Chen in Taipei, TW.
Patents per Year Patents granted per year, 1993 to 2013 Bar chart with a peak of 3 patents in 2001. peak 3 1993: 1 patents 1993 1994: 1 patents 1994 1998: 1 patents 1998 2001: 3 patents 2001 2003: 1 patents 2003 2004: 1 patents 2004 2006: 1 patents 2006 2010: 1 patents 2010 2013: 1 patents 2013
Issued Patents All Time
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Showing 1–14 of 14 patents
Patent # Title Co-Inventors Date
12507387 Electronic device Cheng-Chang Wu , Wei-Chun Chin , Cheng-Yu Wei , Chia-Ho TING , Huameng Ivan Chu 2025-12-23
12500410 Driving circuit Shih-Yi Huang , Ching-Ho Li , Kai-Cheng Hsu , Ching-Wei Wang , CHIH-HSING LIN +3 more 2025-12-16
12500411 Trigger circuit and operating circuit Jung-Tsun Chuang , Chieh-Yao Chuang , Ching-Wei Wang , Yeh-Ning Jou , Wei-Barn Chen 2025-12-16
8419047 Folding device for wheelchair — 2013-04-16
D622641 Wheelchair Yu Chen 2010-08-31
7012796 Electrostatic discharge protection apparatus Sheng-Guo Chen 2006-03-14
6836397 Electrostatic discharge protection apparatus for a circuit board Sheng-Guo Chen 2004-12-28
RE38219 Mold-pressing device Cheng-Ho Lee 2003-08-19
6324954 Device for actuating a punch — 2001-12-04
6219925 Punch having changeable punching member — 2001-04-24
6189220 Punch having changeable punching member — 2001-02-20
5749278 Mold-pressing device Cheng-Ho Lee 1998-05-12
5343004 Non-sparking rotatable switch apparatus — 1994-08-30
5196986 Capacitor — 1993-03-23