4. C - Chemistry, Metallurgy
  5. 08
  6. F

Hiroaki Umeda

C - Chemistry – Metallurgy – 08 – F

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Inventor

Country: Japan

1,2-n-acyl-n-methylene-ethylenediamine, and...

C - Chemistry – Metallurgy – 07 – C
Patent

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Color-developing agent for pressure sensitive sheet and the...

C - Chemistry – Metallurgy – 08 – F
Patent

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Color-developing agent for pressure-sensitive recording...

B - Operations – Transporting – 41 – M
Patent

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Color-developing sheet for pressure-sensitive recording sheet

B - Operations – Transporting – 41 – M
Patent

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Color-developing sheet for pressure-sensitive recording sheet

B - Operations – Transporting – 41 – M
Patent

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Phenolic compounds

C - Chemistry – Metallurgy – 07 – C
Patent

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Profile ID: LFCA-PAI-P-1096168

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