Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11891541 | Alpha-alumina flakes | Ryuta Suzuki, Gerhard Pfaff, Sabine Schoen, Noriyuki MATSUDA | 2024-02-06 |
| 11891542 | α-alumina flakes | Ryuta Suzuki, Gerhard Pfaff, Sabine Schoen, Noriyuki MATSUDA | 2024-02-06 |
| 11180659 | Alpha-alumina flakes | Ryuta Suzuki, Gerhard Pfaff, Sabine Schoen, Fumiko Sasaki, Satoru Kobayashi +2 more | 2021-11-23 |
| 11142649 | α-alumina flakes | Ryuta Suzuki, Gerhard Pfaff, Sabine Schoen, Fumiko Sasaki, Satoru Kobayashi +2 more | 2021-10-12 |
| 10647861 | α-alumina flakes | Ryuta Suzuki, Gerhard Pfaff, Sabine Schoen, Noriyuki MATSUDA | 2020-05-12 |
| 10457812 | α-alumina flakes | Ryuta Suzuki, Gerhard Pfaff, Sabine Schoen, Fumiko Sasaki, Satoru Kobayashi +2 more | 2019-10-29 |
| 7419538 | Highly anti-corrosive metal pigments | Bangyin Li, Nobuaki Nakamura | 2008-09-02 |
| 7384664 | Positive-electrode active material for non-aqueous electrolyte secondary cell and process for preparing the same | Ruediger Oesten, Ryuta Suzuki | 2008-06-10 |
| 6929690 | Pigment with a metallic luster | Reiner Vogt, Gerhard Pfaff, Stephanie Andes, Michael Uhlig, Martin Friz | 2005-08-16 |
| 6858072 | Surface-modified pearl pigment and process for producing the same | Bangyin Li | 2005-02-22 |
| 6340723 | Highly orientated flaky pigment and a process for producing the same | Bangyin Li | 2002-01-22 |
| 5540769 | Platelet-like colored pigments and process for producing the same | Klaus-Dieter Franz, Klaus Ambrosius, Stefan Wilhelm | 1996-07-30 |
| 5456749 | Anti-discoloring pearly luster pigment and method of preparing the same | Kazuhisa Iwasa, Tamio Noguchi | 1995-10-10 |
| 5350448 | Electrically conductive pigments | Johann Dietz, Klaus-Dieter Franz, Gerhard Pfaff, Reiner Vogt | 1994-09-27 |
| 5228911 | Oxidized graphite flaky particles and pigments based thereon | Koshiro Kunii, Kunimitsu Ohira | 1993-07-20 |
| 5223034 | Weather-resistant, pearlescent pigment and process for producing the same in the presence of hypophosphite | Isao Suzuki | 1993-06-29 |
| 4828623 | Water resistant nacreous pigment and process for producing the same | Takaji Watanabe, Isao Suzuki | 1989-05-09 |
| 4720438 | Molded clay article coated with pearl pigment | Takaji Watanabe | 1988-01-19 |