CC

Chester D. Campbell

PA Parker-Hannifin: 8 patents #53 of 1,656Top 4%
📍 Rancho Santa Margarita, CA: #166 of 743 inventorsTop 25%
🗺 California: #73,997 of 386,348 inventorsTop 20%
Overall (All Time): #668,422 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5660052 Apparatus and method for detecting characteristics of a working fluid Richard L. Kenyon, Roy M. Yabuki, Sandra L. Harper, Michael Nolan, Virender Jain +1 more 1997-08-26
5522231 Apparatus and method for mass flow control of a working fluid Richard L. Kenyon, Roy M. Yabuki, Sandra L. Harper, Michael Nolan, Virender Jain +1 more 1996-06-04
5477701 Apparatus and method for mass flow control of a working fluid Richard L. Kenyon, Roy M. Yabuki, Sandra L. Harper, Michael Nolan, Virender Jain +1 more 1995-12-26
5460349 Expansion valve control element for air conditioning system Sandra L. Harper, Virender Jain, Richard L. Kenyon, Alan Matthies, Roger G. Riefler +2 more 1995-10-24
5390897 Expansion valve for air conditioning system with proportional solenoid Sandra L. Harper, Virender Jain, Richard L. Kenyon, Alan Matthies, Roger G. Riefler +2 more 1995-02-21
5335513 Apparatus and method for detecting characteristics of a working fluid Sandra L. Harper, Virender Jain, Richard L. Kenyon, Alan Matthies, Roy M. Yabuki 1994-08-09
5295656 Expansion valve for air conditioning system with proportional solenoid Sandra L. Harper, Virender Jain, Richard L. Kenyon, Alan Matthies, Roger G. Riefler +2 more 1994-03-22
5289692 Apparatus and method for mass flow control of a working fluid Sandra L. Harper 1994-03-01