RC

Richard Alan Callahan

EN Enerfex: 6 patents #1 of 2Top 50%
VE Vestar: 1 patents #15 of 26Top 60%
📍 Isle la Motte, VT: #2 of 2 inventorsTop 100%
🗺 Vermont: #472 of 4,968 inventorsTop 10%
Overall (All Time): #288,972 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
11994063 Turbine powered electricity generation 2024-05-28
11808206 Tail gas recycle combined cycle power plant 2023-11-07
11149634 Turbine powered electricity generation 2021-10-19
11149636 Turbine powered electricity generation 2021-10-19
10377970 Laundry additive and drum treatment Bhupendra Chandrashanker Trivedi 2019-08-13
10041022 Laundry additive and drum treatment 2018-08-07
9556404 Laundry additive and drum treatment Bhupendra Chandrashanker Trivedi 2017-01-31
9353333 Laundry additive and drum treatment Bhupendra Chandrashanker Trivedi 2016-05-31
6953492 Membrane technology to reduce nitrogen in natural gas 2005-10-11
6128916 Membrane technology to remove non-condensable gases from refrigeration systems Kishore V. Khandavalli 2000-10-10
5873928 Multiple stage semi-permeable membrane process and apparatus for gas separation 1999-02-23
5693121 Semi-permeable membrane separation process for the production of very high purity nitrogen Kishore V. Khandavalli 1997-12-02
5482539 Multiple stage semi-permeable membrane process and apparatus for gas separation 1996-01-09
5233837 Process and apparatus for producing liquid carbon dioxide 1993-08-10
5186941 Vesicle formulation for the controlled release of therapeutic agents George W. Tin 1993-02-16
4724845 Method or systems of determining physiological status 1988-02-16