Patents per Year
Top Inventors at Crane Pumps & Systems All Time
Showing 1–28 of 28 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Mark Kowalak | 7 |
| 2 | Kirk Neer | 4 |
| 3 | William J. Watkins | 3 |
| #4 | Brian M. Mitsch | 2 |
| #4 | Chih-Min Lin | 2 |
| #6 | Timothy Fortner | 1 |
| #6 | Alex Crabtree | 1 |
| #6 | Art Morris | 1 |
| #6 | Bruce B. Ordway | 1 |
| #6 | Chih-Ming Lin | 1 |
| #6 | Dale Allard | 1 |
| #6 | Dan G. Free | 1 |
| #6 | Dan O'Brien | 1 |
| #6 | Daniel L. Sensel | 1 |
| #6 | Donald Holder | 1 |
| #6 | Douglas Milby | 1 |
| #6 | Doug Shawver | 1 |
| #6 | Frederick Novak | 1 |
| #6 | Gregory J. Gutwein | 1 |
| #6 | Ia Kidd | 1 |
| #6 | Ivan Schreur | 1 |
| #6 | Jason D. Fogt | 1 |
| #6 | Larry Arnold | 1 |
| #6 | Stephen Pasley | 1 |
| #6 | Thomas R. Baughman | 1 |
| #6 | Princeton Seitz | 1 |
| #6 | Doug Strief | 1 |
| #6 | Hunter Lindeman | 1 |
Most Valuable Patents
| Patent | Est. Value | Year |
|---|---|---|
| Cover for sewer basin having integral control housing | $16M | 1999 |
| Enclosed pump switch level control system | $15M | 2009 |
| Grinder accessory for pump | $14M | 2022 |
| Two stage sewage grinder pump | $14M | 2008 |
| Guide liner for break-away fitting | $14M | 2015 |