Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Christopher C. Chang — 34 Patents

ATArcus Technology: 11 patents #1 of 5Top 20%
Lam Research: 11 patents #271 of 2,128Top 15%
DIDigi International: 3 patents #26 of 95Top 30%
AHAvanade Holdings: 2 patents #1 of 28Top 4%
Pleasanton, CA: #180 of 3,062 inventorsTop 6%
California: #14,619 of 386,348 inventorsTop 4%
Overall (All Time): #100,737 of 4,157,543Top 3%
34 Patents All Time
Christopher C. Chang has been granted 34 US patents while listed as an inventor at Arcus Technology. The first was granted in 2003 and the most recent in May 2024. Christopher C. Chang ranks #100,737 of 4,157,543 US inventors in our database (top 2.4%). Patent records list Christopher C. Chang in Pleasanton, CA, US.

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11974765 Device and method for treating nosebleeds Matthew Ibarra 2024-05-07
11870385 Linear motors with embedded encoder 2024-01-09
11615659 Motion system health management using multidimensional modeling using motor operational parameters 2023-03-28
11237212 Multi-dimensional motion performance modeling and real-time monitoring of a motion system 2022-02-01
10935954 Motion system health management using existing servo drive variables 2021-03-02
10910970 Motor with internal encoder unit 2021-02-02
10904458 Error correction unit for time slice image 2021-01-26
10778908 Method for correcting image of multi-camera system by using multi-sphere correction device 2020-09-15
10244220 Multi-camera time slice system and method of generating integrated subject, foreground and background time slice images Joshua Chang 2019-03-26
9066024 Multi-camera system and method of calibrating the multi-camera system Joshua Chang 2015-06-23
8504982 Declarative aspects and aspect containers for application development Matthew D. Joe, Paul C. Currit, Minn Thein, Sumit Chawla, David Mainer +5 more 2013-08-06
8486841 Corrosion resistant component of semiconductor processing equipment and method of manufacture thereof Robert O'Donnell, John Daugherty 2013-07-16 $5,810,000
8436293 Optical encoder and method for measuring displacement information using multiple optical tracks of diffractive optical regions having different periodicities 2013-05-07
8368257 Integrated linear brushless DC motor 2013-02-05
8044339 Intensity-based optical encoder using digital diffractive optic regions Bernard C. Kress 2011-10-25
8030876 Stepper motor device with compensating non-sinusoidal driving values and method of producing the driving values Edward Li, Thomas H. Judge 2011-10-04
7628574 Apparatus and method for processing substrates using one or more vacuum transfer chamber units Samuel S. Pak 2009-12-08
7617481 Prescriptive architecture for application development Matthew D. Joe, Paul C. Currit, Minn Thein, Sumit Chawla, David Mainer +5 more 2009-11-10
7605086 Corrosion resistant component of semiconductor processing equipment and method of manufacture thereof Robert O'Donnell, John Daugherty 2009-10-20 $17,073,000
7566863 Optical encoder with diffractive encoder member Bernard C. Kress 2009-07-28
7417399 Integrated motor device and method of setting and reading driver configuration parameters using driver configuration data embedded in driver control signals 2008-08-26
7405532 Microstepper motor device and method of controlling the device 2008-07-29
7265588 Dynamic clock change circuit Jeffrey L. Parker 2007-09-04 $2,572,000
7255898 Zirconia toughened ceramic components and coatings in semiconductor processing equipment and method of manufacture thereof Robert O'Donnell, John Daugherty 2007-08-14 $26,661,000
7206928 System boot method 2007-04-17 $3,265,000