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Leonard Joseph Keller, Jr.
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Cincinati, OH, US
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last 30 patents
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Patent Grant
Device and containers for emitting volatile compositions
Patent number
7,722,807
Issue date
May 25, 2010
The Procter & Gamble Company
Leonard Joseph Keller, Jr.
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Air freshener device
Patent number
D533930
Issue date
Dec 19, 2006
The Procter & Gamble Company
Leonard Joseph Keller, Jr.
D23 - Environmental heating and cooling
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Patent Grant
Device for remotely actuating a mechanism
Patent number
7,038,154
Issue date
May 2, 2006
The Procter & Gamble Company
Paulus Antonius Augustinus Höfte
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...