Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Excelermatic › Charles E. Kraus
CK

Charles E. Kraus — 50 Patents

EXExcelermatic: 48 patents #1 of 6Top 20%
Austin, TX: #461 of 18,064 inventorsTop 3%
Texas: #1,725 of 125,132 inventorsTop 2%
Overall (All Time): #53,743 of 4,157,543Top 2%
50 Patents All Time
Charles E. Kraus has been granted 50 US patents while listed as an inventor at Excelermatic. The first was granted in 1980 and the most recent in December 1997. Charles E. Kraus ranks #53,743 of 4,157,543 US inventors in our database (top 1.3%). Patent records list Charles E. Kraus in Austin, TX, US.

Issued Patents All Time

Showing 1–25 of 50 patents

Patent #TitleCo-InventorsDate
5697863 Extended life infinitely variable traction roller transmission with different toric traction roller disks Daniel J. Dawe 1997-12-16
5433675 Traction roller transmission — 1995-07-18
5138894 Axial loading cam arrangement in or for a traction roller transmission — 1992-08-18
5085089 Infinitely variable traction roller transmission — 1992-02-04
5025671 High ratio planetary type traction roller transmission — 1991-06-25
5020384 Infinitely variable traction roller transmission — 1991-06-04
4996891 Infinitely variable traction roller transmission Charles B. Lohr 1991-03-05
4974466 Infinitely variable traction roller transmission Charles B. Lohr 1990-12-04
4964312 Infinitely variable traction roller transmission — 1990-10-23
4911030 Traction roller transmission ratio control arrangement — 1990-03-27
4885955 Multimode infinitely variable transmission — 1989-12-12
4858484 Infinitely variable traction roller transmission — 1989-08-22
4846008 Traction roller transmission — 1989-07-11
4830578 Hydraulic control arrangement for an infinitely variable transmission drive — 1989-05-16
4800853 Adiabatic internal combustion engine Charles B. Lohr 1989-01-31
4782723 Traction roller transmission — 1988-11-08
4730504 Axial cam structure — 1988-03-15
4709589 Fixed ratio traction roller transmission — 1987-12-01
4702118 Hydraulically controlled infinitely variable traction roller transmission — 1987-10-27
4694704 Infinitely variable traction roller transmission — 1987-09-22
4693134 High-powered vehicle drive train — 1987-09-15
4660995 Hydrostatic axial thrust bearing structure — 1987-04-28
4658674 Traction roller transmission with fixed transmission ratio — 1987-04-21
4620455 Traction roller transmission — 1986-11-04
4618270 Hydrostatic bearing structure — 1986-10-21

Nearby-Ranked Inventors

Yohei MOMMA50
Ethan Petersen50
Masaki Haneda50
Qian Zhang50
Oleg Siniaguine50
Hiroshi Akahori50
Rachel Meyers50
Ryusuke Kimura50
Chih-Hsien Chou50